Answer:
A. Henry Ford
Henry Ford is credited with using a moving assembly line in his automobile plant. This innovation, introduced in 1913 at the Ford Motor Company's Highland Park plant in Michigan, allowed the company to produce cars much more efficiently and at a lower cost. The moving assembly line was a key factor in the success of Ford's Model T car, which became one of the most popular and successful automobiles in history.
What would happen if the move with buttons block was not included in the
program shown?
on start
set mySprite. to sprite
move mySprite with buttons
of kind Player
set banana to sprite C of kind Food
on sprite of kind Player overlaps otherSprite of kind Food
set banana position to x pick random 8 to 168 y pick random 10 to 120
OA. There would be only one sprite instead of two.
B. The player would be unable to enter an input.
OC. The first sprite would be a still object, not a variable.
D. The variables' movement would be entirely random.
The thing that could happen if the move with buttons block was not included in the shown is option B. The player would be unable to enter an input.
What is the program about?If the "move with buttons" block was not included in the program, the sprite (presumably the player character) would not be able to move in response to input from the player. This means that the player would not be able to control the sprite's movement, and the sprite would remain stationary on the screen.
Additionally, the "overlaps" block would not be triggered because the player sprite would not be able to move and overlap with the other sprite (the food sprite). This means that the position of the food sprite would not be reset, and it would remain at its initial position on the screen.
Therefore, the game would not function as intended if the "move with buttons" block was not included in the program. It would essentially be a static screen with a stationary sprite and no way for the player to interact with the game.
Learn more about program from
https://brainly.com/question/1538272
#SPJ1
what is the purpose of the oculus in the pantheon? to provide support to the massive columns it is strictly a decorative feature to let light in the interior of the structure to provide support to the dome
The oculus in the pantheon is primarily a decorative feature to bring light into the interior of the edifice to support the dome; its primary function is to support the heavy columns with light security.
The sole light enters the Pantheon through a circular hole known as the oculus. The oculus's main function was to light up the interior for security of the temple, but it was also designed to allow people to look up at the stars. Over the years, a number of tales, astrological investigations, and oddities have developed around the Pantheon's oculus. A mediaeval folktale claims that the devil escaping from God's temple was responsible for its creation. The oculus's function is to provide natural light for the pantheon.
Learn more about security here
https://brainly.com/question/28112512
#SPJ4
The complete question is -
what is the purpose of the oculus in the pantheon?
are tools that track the memory usage, status, and errors of currently running software. a. system information lists b. auditing instruments c. patch finders d. process managers
Process managers are tools that track the memory usage, status, and errors of currently running software. Hence option D is correct.
What is the role of a process manager?The field of business process management involves using a variety of techniques to identify, model, analyze, measure, improve, optimize, and automate business processes. Any combination of techniques used to oversee the business operations of an organization is seen as BPM.
Therefore, one can say that a person who is a Process Manager, often referred to as the Process Development Manager, is in charge of seeing a product through to production while making sure that all technical requirements are met and that the product generates a profit that is acceptable to the organization.
Learn more about process managers from
https://brainly.com/question/1276995
#SPJ1
software programs that work without direct human intervention to carry out specific tasks for individual users, business processes, or software applications, are called
Intelligent agents are software programs that operate without direct human input to complete specified tasks for individual users, corporate processes, or software applications.
A software package includes a number of computer programs as well as related documentation and data. In contrast, hardware is what the system is made of and what actually does the work.
Executable code, which is the most basic form of programming, is made up of machine language instructions that are supported by a single processor, most often a central processing unit (CPU) or a graphics processing unit (GPU). Machine language is made up of collections of binary values that represent instructions for the processor to change the state of the computer from its previous state. An instruction, for instance, might have an effect that the user cannot see directly, such as altering the value kept in a particular storage place in the computer. Another option for instruction is to use one of the various input or output operations.
Learn more about software here:
https://brainly.com/question/2919814
#SPJ4
explain the differnece between a training data set and a variation data set. why are these data sets used routinely with data mining techniqeis in the xl miner
Training sets are frequently used to estimate various parameters or to assess the effectiveness of various models.
After the training is complete, the testing data set is used. To ensure that the final model operates properly, the training and test sets of data are compared. The primary distinction between training data and testing data is that the former is a subset of the original data used to train the machine learning model, while the latter is used to assess the model's accuracy. In general, the training data is bigger than the testing dataset. You can reduce the effects of data discrepancies and gain a better understanding of the model's properties by using similar data for training and testing.
Learn more about Data here-
https://brainly.com/question/11941925
#SPJ4
create a 4x4 array of elements and add the diagonal elements. write an assembly code for the program
Below is the assembly code for the program to create a 4x4 array of elements and add the diagonal elements.
Coding Part:
.data #variable declaration section
#matrix of 4x4 size with 1-16 values
matrix: .word 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16
sumStr: .asciiz "sum:"
.text #code section
main: #main program starts from here
li $s0,0 #$s0(sum of diagonal) = 0
li $s1,4 #$s1(rows)=4
li $s2,4 #$s1(column)=4
la $s3,matrix #$s3 = address of matrix
li $t0,0 #outer loop counter $t0 =0
forLoop:
#if $t0(row counter) equal to number of rows($s1) jump to printSum label
beq $t0,$s1,printSum
li $t1,0 #column counter $t1=0
InnerLoop:
#if column counter $t1 equal to number of columns($s2) jump to endOfInnerLoop label
beq $t1,$s2,endOfInnerLoop
beq $t0,$t1,addElement #if row counter equal to column counter jump to add element label
add $t2,$t0,$t1 #t2 = row counter +column counter
addi $t2,$t2,1 #$t2 =$t2+1
beq $t2,$s2,addElement #if $t2 equal to number of columns jump to add Element label
j skip #jump to skip label
addElement: #addElement label
mul $t3,$t0,4 #$t3 = rowCounter*4(4 is word size in bytes)
mul $t3,$t3,$s1 #t3= $t3*number of rows
addu $t3,$t3,$s3 #t3 = $t3+base address of matrix
mul $t4,$t1,4 #$t4 = columnCounter*4(4 is word size in bytes)
addu $t3,$t3,$t4#t3 = $t3+t4
#final formula is t5 = matrix[rowcounter][column counter]= base address+(rowCounter*num. rows)+colucoun
lw $t5,0($t3)
add $s0,$s0,$t5 #sum =sum +$t5
skip:
addi $t1,$t1,1 #increment inner loop counter by 1
j InnerLoop
endOfInnerLoop:
addi $t0,$t0,1 #increment outer loop counter by 1
j forLoop #jump to forLoop label
printSum:
#print sum string on console
la $a0,sumStr #$a0 = address of sumStr
syscall
#$a0 = s0 (sum)
move $a0,$s0
li $v0,1 #syscall 1 is used to print an integer.
syscall
#terminate program
li $v0,10 #syscall 10 is used to terminate the program
syscall
To know more about array of elements, visit: https://brainly.com/question/19634243
#SPJ4
what is the single most important feature of stream encryption that could prevent reused key streams
The single most important feature of stream encryption that could prevent reused key streams is incorporating nonce.
What is nonce?Nonce is a randomly generated number or pseudo-number that been used in communication system to prevent the old communications to be reused. The nonce is issued by authentication protocol.
Encryption is a protocol to scrambling the data to prevent anyone to read or understand the information. Only authorized parties can read and understand the information with decryption method.
In stream encryption, encryption combines data with a pseudo number known as a keystream by using a nonce so that the same keystream will not be reused and will only use a new pseudo number.
Learn more about encryption here:
brainly.com/question/9979590
#SPJ4
what is the most suitable scheme primitive for writing a multiple-conditional statement similar to c's switch statement?
The most suitable scheme primitive for writing a multiple-conditional statement similar to c's switch statement is (if ...).
What is switch statement?Switch statement is a command for control to transfer next to one of statement in switch body statement depending the value of expression.
If statement is the command for control to continue to next statement if meet specific condition, implicitly converted to bool, then evaluates to true.
So, basically switch statement and if statements are similar it require the value meets specific conditions to be able to continue control.
You question is incomplete, but most probably your full question was (image attached)
Learn more about switch here:
brainly.com/question/20228453
#SPJ4
if a polymorphic pointer is used to access a new member of a derived class (a member that does not exist in the base class), what will happen?
No, even when pointing to an instance of a derived class, you cannot access any members of derived classes using base class pointers.
However, those values are accessible via derived class methods. Make careful to declare the methods in your base class as virtual. The public and protected members of a base class can be called in order to access the private members, which are never directly available from derived classes. Because a pointer is a type of base class and may access all of the public functions and variables of the base class, it is referred to as a binding pointer.
Learn more about variables here-
https://brainly.com/question/13375207
#SPJ4
the person primarily responsible for identifying user requirements and designing an information system to implement these requirements is called a(n): group of answer choices systems analyst end-user computer programmer technical writer
An information technology (IT) expert with a focus on the analysis, design, and implementation of information systems is known as a systems analyst.
What part does a system analyst play in system analysis and design?
The system analyst is a person who has a good understanding of the system and who directs the system development project by providing the right instructions. He is a professional with the interpersonal and technical abilities to complete the growth duties necessary at each phase.
What is a system analyst's job?
Systems analysts examine how well software, hardware, and the larger IT system meet the business needs of an employer or a client. They create the specifications for new systems, and they might even aid in their implementation and monitoring of performance. Examining current systems is one of the duties of the position typically.
to know more about System analysis visit;
https://brainly.com/question/13567536
#SPJ4
the assignment of roles and responsibilities to different actors in a program is known as what type of design?
Responsibility-driven design is another term for the process of allocating roles and duties to various participants in a program.
In the Unified Modeling Language, a collaboration diagram—also called a communication diagram—illustrates the connections and interactions between software elements (UML). These diagrams may be used to define each object's function as well as the dynamic behavior of a specific use case. Each variable (and every other named thing) in most programming languages has a defined scope that can change inside a particular program. The section of the program's text for which a variable's name has significance and for which it is considered to be "visible" is known as the variable's scope.
To learn more about Responsibility-driven design click the link below:
brainly.com/question/12974586
#SPJ4
the small publishing company you work for wants to create a new database for storing information about all of their author contracts. what factors will influence how you design the database?
Establishment of a good data model, Which data is important, Possible technical difficulties, Contracts management, Consistency with other databases.
A database is a structured collection of data that is often stored electronically in a computer system. A database management system often controls a database. A database system often abbreviated to just database comprises the data, the DBMS, and any applications connected to them.
To facilitate processing and data querying, the most prevalent database types in use today typically describe their data as rows and columns in a set of tables. The information can then be easily accessible, managed, changed, updated, regulated, and structured. For writing and querying data, most databases use the structured query language (SQL).
Learn more about databases here:
https://brainly.com/question/6447559
#SPJ4
in an interview, max was asked to tell one difference between a software firewall and a virtual firewall. how should max answer?
Max could answer one difference between a software firewall and a virtual firewall as software firewalls are locally installed on a device, whereas virtual firewalls run in the cloud.
In the field of computers and technology, software firewalls can be described as type of firewalls or protection systems that are present locally inside the computer. The software firewalls are installed in the computer using a hard-ware device such as a compact disk or by downloading them from the internet. The software firewall protects the internal folders of the computer.
On the other hand, a virtual firewall can be described as a security firewall that is used for online protection of your resources such as protection of the cloud of the user.
To learn more about firewall, click here:
https://brainly.com/question/13126092
#SPJ4
how many local variable declarations, excluding parameters, are required for the method/function (i.e., do not consider themain program)?
The required local variable declaration for function is 1.
What is variable?Variable in programming is a value that can change over time depending on conditions, statement, or function in program.
In the given pseudocode is consist two part, the main program and the function of FutureValue. There are only three variables in the main program called global variable, namely amount, newAmount, and interestRate.
Local variable are variables that only exist in one function, not in the main program. In the function FutureValue only declare one variable which is finalAmount, excluding parameters that been used.
You question is incomplete, but most probably your full question was (image attached)
Learn more about local variable here:
brainly.com/question/28274892
#SPJ4
jannah is working on setting up one of the features on her digital camera because she wants to have a dated analog of the images she takes so that she can see exactly when shots were taken. what feature is jannah setting up?
The feature Jannah is setting up analog dates of the image is timestamp.
What is timestamp?A timestamp is a token or packet of information used to ensure timeliness; It includes timestamped data, such as a time, as well as a signature generated by a Trusted Timestamp Authority (TTA).Timestamps are used for a variety of synchronization purposes, such as identifying the exact date and time of an event. A timestamp that includes a date in the form of a calendar date and a time in the form of a time of day.The TIMESTAMP data type is used for values that include both a date and a time component. The range of TIMESTAMP is from '1970-01-01 00:00:01' UTC to '2038-01-19 03:14:07' UTC. A DATETIME or TIMESTAMP value can have a trailing fractional seconds part with a precision of up to microseconds (6 digits).To learn more about timestamp refer to :
https://brainly.com/question/12950658
#SPJ4
Which is not an example of CUI?.
Government-owned or created information, or CUI, must be protected and disseminated in accordance with applicable laws, rules, and government-wide policies.
What is Controlled unclassed information?CUI is not a sensitive piece of data. Unless it was made for or included in requirements connected to a government contract, it is not business intellectual property. CUI is the easiest target for attackers because it is subject to less restrictions than classified material. One of the biggest threats to national security is the loss of aggregated CUI, which directly affects the lethality of our warfighters. DoD Instruction 5200.48 assigned DCSA eight CUI-related duties in March 2020. DCSA created an implementation strategy to carry out these duties during the first half of 2021, and it will operationalize in stages.The rule's purpose is to ensure that all organizations handle information in a consistent manner. A Conversational User Interface (CUI) is a user interface that allows computers to interact with people through voice or text, simulating natural human communication. Natural-Language Understanding (NLU) technology can recognize and analyze conversational patterns in order to interpret human speech. CUI must be kept in secure locations that prevent or detect unauthorized access. At least one physical barrier, such as a cover sheet or a locked bin/cabinet, must protect printed CUI documents.To learn more about CUI refer to:
https://brainly.com/question/13629038
#SPJ1
a(n) _____ is a device that connects a user to the internet.
A modem is a device that connects a user to the internet. Therefore, the correct answer option is: B. modem.
What is a modem?In Computer technology, a modem can be defined as a type of networking device that is designed and developed to convert the signals from the wire such as a telephone line, so that data can be sent and received by a computer.
In Computer networking, a modem simply refers to a network connectivity device that must be used by an end user to access the Internet through an internet service provider (ISP) or the Public Telephone Service Network (PSTN).
In this context, we can reasonably infer and logically conclude that a modem is a device that is designed and developed to connect an end user to the Internet.
Read more on modem here: brainly.com/question/7320816
#SPJ1
Complete Question:
A(n) _____ is a device that connects a user to the internet.
group of answer choices
drafter
modem
cookie.
howard is using ipv4 addressing for his network. he has been assigned the following ip address from his isp, 212.156.78.0. this means that he can have hosts on his network, with no subnets?
For his network, Howard uses IPv4 addressing. He has been given the IP address 212.156.78.0 by his internet service provider. With no subnets, he is able to have 254 hosts on his network.
In order to share resources (such printers and CDs), trade files, or enable electronic communications, two or more computers are connected to form a network. A computer network can connect its computers through wires, phone lines, radio waves, satellites, or infrared light beams.
A network that is limited to a small region is called a local area network (LAN). It usually has geographical confinement, like a writing lab, a building, a school, etc.
Workstations or servers are the two broad categories for computers connected to a network. The majority of the time, servers are not directly used by people but rather run continually to offer "services" to the other computers (and their human users) on the network. Printing, faxing, and hosting software are some of the services offered.
Learn more about network here:
https://brainly.com/question/13992507
#SPJ4
a 12-bit analog to digital data acquisition module has an input range of 0 vdc to 10 vdc. calculate the least significant bit.
A 12-bit analog to digital data capture module may accept input voltages between 0 and 10. The least important bit is 2.441 millivolts.
The objective is to find the following and calculate the least significant bit
given,
A 12-bit analog to digital data N=12
The input range of 0vdc to +10vdc
LSB of DAC=[tex]V_{ref} (+)-V_{ref}(-)[/tex]
Here, N=12
[tex]V_{ref}[/tex](+)=10V
[tex]V_{ref}[/tex](-)=0
CSB of DAC=10-0/12
=10/4096
=2.441
∴CSB of DAC=2.441 mV
Digital data is information that, in information theory and information systems, is represented as a series of discrete symbols, each of which can only take one of a limited set of values from an alphabet, such as a letter or a number. Using a text document as an example, which is made up of a long string of alphabetic characters Modern information systems most frequently use binary data, which is a string of binary digits (bits) that can each have one of two values, either 0 or 1. Binary data is the most prevalent type of digital data and is represented by a binary digit (bit) string.
A value from a continuous range of real numbers is used to represent analog data, in contrast to digital data, which is represented by a digital value. A continuous analog signal, which also takes on the form of analog data, transmits it.
Learn more about Digital data here:
https://brainly.com/question/11983430
#SPJ4
1. Explain the team Disk Defragmenter, and give two advantages of this feature
Disk Defragmenter is a utility that is built into the Windows operating system. It is designed to optimize the performance of a hard drive by rearranging the data stored on it so that it is organized more efficiently.
Here are two advantages of using Disk Defragmenter:
Improved performance: When a hard drive becomes fragmented, it can take longer for the computer to access and retrieve files. Defragmenting the hard drive can help improve the speed at which the computer accesses and retrieves data, resulting in better overall performance.
Increased lifespan: Defragmenting a hard drive can also help extend its lifespan. When a hard drive becomes heavily fragmented, it can put extra strain on the drive's mechanical components, which can lead to wear and tear. By defragmenting the drive, you can help reduce the amount of strain on these components, potentially prolonging the life of the drive.
It's worth noting that modern solid-state drives (SSDs) do not require defragmentation because they do not suffer from the same performance issues as mechanical hard drives.
which scaled agile framework coordinates multiple scrum teams and integrates their work to create one larger, cohesive deliverable?
Nexus is a scaled agile framework that coordinates multiple scrum teams and integrates their work to generate one larger, cohesive deliverable.
Agile is a responsive and iterative software development methodology. Nexus is an agile framework that is based on Scrum and used for scaling Scrum. The nexus scaled agile framework guides several Scrum teams on how to work together to produce results in every sprint. Nexus framework uses an iterative and incremental strategy to scale software development. Nexus lies on the basis of scaling that minimizes cross-team integration and dependencies issues.
You can learn more about agile framework at
https://brainly.com/question/27873158
#SPJ4
true or false: a dma engine is a specific device within a system that can orchestrate transfers between devices and main memory without much cpu intervention. select one: true false
True, A system's DMA engine is a unique component that manages transfers between hardware and main memory with minimal CPU involvement.
Memory is a system or device used in computing to store data for immediate use in a computer, associated computer hardware, or digital electronic devices. Primary storage and main memory are frequently used interchangeably when referring to one another. The store is a dated word that describes memory.
Compared to storage, which is slower but cheaper and has a bigger capacity, computer memory functions at a high speed. Computer memory also acts as a disc cache and write buffer to speed up reading and writing in addition to storing opened programs. Operating systems use RAM that is not being used by running programs for caching. The computer memory's contents can be moved to the storage if necessary; this is a frequent method.
Learn more about memory here:
https://brainly.com/question/11103360
#SPJ4
a strip of film- or digital images- produced by a single continuous run of the camera that is the basic unit with which the editor works is called a ...
The fundamental unit with which the editor works is a shot, which is a strip of film or digital images created by a single continuous run of the camera.
What is editor?
An editor is a person responsible for revising, correcting, and preparing written material for publication. They may work with text, images, audio, or video, depending on the type of publication. Editors are responsible for ensuring the accuracy, quality, and completeness of the material before publication. They may review and edit the material for grammar, punctuation, clarity, and readability. They may also suggest changes to the material to make it more effective or interesting. An editor must also be familiar with the company’s style guide and make sure the material follows it. They must also be aware of the company’s copyright policies to ensure that the material does not infringe on any other person’s rights. Editors often work with authors to help them craft their stories and make them more meaningful. Finally, when the material is ready, the editor is responsible for submitting it to the publisher or other outlet.
To learn more about editor
https://brainly.com/question/28423864
#SPJ4
when near-monopolies, like in internet search and amazon in online shopping, start infringing on each other's turf, what kind of competition results?
A monopolistic competitor's demand curve that slopes downward.
Why does the demand curve under monopolistic competition have a downward slope?A demand curve with a negative slope suggests that the only way to sell more product is to reduce the price. Because there is product differentiation and near substitutability under monopolistic competition, the demand curve is downward sloping and elastic.
What precisely is a downward-sloping demand curve?When a commodity's price drops, more buyers come onto the market and begin buying it. This is due to the fact that they can now afford it even though they were unable to buy it while the prices were high. When a result, as the price declines, the demand increases and the demand curve slopes downward.
To know more about monopolistic competitor's visit:-
https://brainly.com/question/28187802
#SPJ4
How to make 4k quality in cc
Answer:
become professional
Explanation:
it is essential that you do practice hard
if an encryption key is compromised, it must be replaced. if few people know the key, then replacing it is easier than if a large number of people know the key. which design principle is this an example of?
consider the four core interfaces - set, list, queue, and map. a company decides that it only wants to use the most popular first names of their employees for its products. to create a program that counts the number of employees with same first name, which of the four core interfaces is best suited and explain how to use it to implement the program
You can store the ordered collection using the List interface. It belongs to Collection as a child interface. It is an organized collection of items where it is safe to keep duplicate values.
Which interface allows you to organize a group of objects that may include duplicates?The List interface is a subtype of the Collection interface. It prevents us from storing the ordered collection of objects in a data structure of the list type. Multiple values may exist. Array List, LinkedList, Vector, and Stack are classes that implement the List interface.
What collection interfaces are an example of not allowing duplicate elements?It simulates the abstract mathematical set. Only methods inherited from Collection are included in the Set interface, and it adds the limitation that duplicate elements are not allowed.
To know more about List interface visit :-
https://brainly.com/question/14235253
#SPJ4
you can use javascript to make sure information displayed in one frame is properly associated with the information in another frame true pr false
True, Javascript can be used to ensure that data displayed inside one frame is correctly related to data displayed in another frame.
What is Javascript?
Javascript is a programming language used to create interactive web applications. It is a scripting language that runs in the browser and can be embedded into HTML. Javascript enables web developers to create dynamic and interactive websites or web applications. It is a client-side language that runs on the user's browser and can be used to create interactive elements like menus, forms, and games. It is also used to create animated graphics and effects, and to process user data. Javascript is an essential component of modern web development and is used to create complex and interactive web applications. It is also popular in back-end development, as it is often used to build server-side applications. It is one of the most popular scripting languages and is used by millions of developers worldwide.
To learn more about Javascript
https://brainly.com/question/28452505
#SPJ4
you receive an email that pretends to be from a company, bank, or government agency, and they are asking you to enter or confirm your personal information. what is the name of this type of scam?
This type of scam is Phishing scam. You receive a message that appears to be from someone you know in a phishing scam. Typically, it encourages you to click on a link or contains an urgent request for sensitive information.
Phishing is a sort of online scam that preys on consumers by sending them emails that appear to be from reputable companies, such as banks, mortgage lenders, or internet service providers. Customers of Nordea were targeted by phishing emails with Trojan viruses that installed keyloggers onto the victims' machines and directed them to a phony bank website where hackers stole login details, a crime dubbed the "largest ever online bank theft" by the cyber security firm McAfee. Phishing, sometimes known as "fishing," is an assault that tries to steal your money or your identity by tricking you into disclosing personal information on websites that look official but are actually fraudulent.
Learn more about Phishing scam here
https://brainly.com/question/29220901
#SPJ4
2. (10 points) (both csce423 and csce 823) in the approx-tsp-tour(g,c) algorithm, why do we recommend to use mst-prim to generate minimum spanning tree, comparing to mst-kruskal?
APPROX-TSP-TOUR(G,c) algorithm: Consider 0 be the starting and ending point, Construct MST by using Prim’s Algorithm. List all vertices visited in preorder by Depth First Search of the constructed MST and then add the source vertex at the end.
An algorithm is a finite sequence of precise instructions that is often used to solve a class of particular issues or to carry out a calculation (/aelrm/ (listen)). For carrying out calculations and data processing, algorithms are utilized as specifications. In order to reroute the code execution along different paths, more sophisticated algorithms can carry out automatic deductions (also known as automated reasoning) and apply tests that are based on logic and math. Alan Turing already used concepts like "memory," "search," and "stimulus" to describe machines in a metaphorical manner by evoking aspects of human nature.
In contrast, a heuristic is a problem-solving method that may not be fully detailed or may not provide accurate or ideal solutions, particularly in issue domains where there isn't a clearly defined correct or ideal conclusion.
Learn more about Algorithm here:
https://brainly.com/question/22984934
#SPJ4