6. Consider the following statement. "G- bacteria are more likely to be naturally protected from a molecule that hinders bacterial growth." Do you AGREE or DISAGREE with that statement? 7. In 1-2 sentences, explain why you agree or disagree with the statement in question 6. You may want to use terms like outer membrane, inner membrane, cell wall, porins, membrane proteins, and/or cytosol in your answer.
The presence of an outer membrane in Gram-negative bacteria does not inherently confer higher natural protection against growth-inhibiting molecules compared to Gram-positive bacteria. Various factors determine bacterial susceptibility to such molecules.
In Gram-negative (G-) bacteria, the presence of an outer membrane provides an additional barrier that can limit the entry of molecules into the cell. However, this outer membrane does not necessarily confer higher natural protection against growth-inhibiting molecules compared to Gram-positive (G+) bacteria.
G- bacteria have an outer membrane composed of lipopolysaccharides (LPS) and porins, which can act as selective channels for the entry of certain molecules. However, many growth-inhibiting molecules can still penetrate the outer membrane through porins or other transport mechanisms. Inside the cell, both G- and G+ bacteria possess an inner membrane and cytosol where the actual targets of growth-inhibiting molecules are located.
The susceptibility of bacteria to growth-inhibiting molecules is determined by various factors such as the molecule's mechanism of action, the presence of efflux pumps, and the bacteria's overall defense mechanisms. Therefore, it is incorrect to claim that G- bacteria are inherently more protected from growth-inhibiting molecules based solely on the presence of their outer membrane.
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The poles of the planet experience many months in a row when the Sun
never sets. Why are the North and South poles still relatively cold during
these times?
The missing options are:
A. The Sun is still low in the sky, so the solar intensity is low.
B. The Sun is low in the sky, so the solar intensity is high.
C. The poles were cooling for six months with no sunlight, and it takes a long time to warm up.
D. Both A and C are correct.
The correct answer is D. Both A and C are correct.
Even though the Sun never sets for many moths in the North and South poles, these are still cold because for them to warm up:
The Sun's rays should impact directly on the poles, as it happens with the rest of the Earth during summer.As they are large pieces of land, it takes a lot of time to warm them, and it takes more than six months to do so, even more with the Sun no impacting directly on them.In conclusion, the poles are cold because they are never positioned directly in front of the Sun since the Earth has an inclined axis. As a result, the rays directly impact the rest of Earth during its yearly journey around the Sun, resulting in high solar intensity, with high temperatures, during summer. Besides, as the Sun's rays have a very low intensity in the poles, they could never warm up these parts of Earth in six months; they need more time.
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Cellular respiration begins with Glycolysis, in which an investment of 2 ATPs are needed in order to break a carbon-carbon bond in 1 glucose molecule. When the bond is broken, high energy electrons are released and carried by ___________ to go to the Electron Transport Chain. The resulting carbon compound, pyruvate, will enter the Krebs Cycle. A net gain of 2 ATP are created. However, if oxygen is not readily available to the cell (and the mitochondria), ____________ and pyruvate will enter Lactic Acid Fermentation to free up the ____________ so it can continue accepting high energy electrons from the breakdown of glucose in Glycolysis. This will, in turn, continue to create a small, but steady supply of ATP energy.
Answer:
1. NADH
2. NADH
3. NADH
Explanation:
Cellular respiration begins with Glycolysis, in which an investment of 2 ATPs are needed in order to break a carbon-carbon bond in 1 glucose molecule. When the bond is broken, high energy electrons are released and carried by NADH to go to the Electron Transport Chain. The resulting carbon compound, pyruvate, will enter the Krebs Cycle (to produce GTP/ATP as well as NADH and FADH₂ which carries electrons to the electron tranport chain). A net gain of 2 ATP are created. However, if oxygen is not readily available to the cell (and the mitochondria), NADH and pyruvate will enter Lactic Acid Fermentation to free up the NADH so it can continue accepting high energy electrons from the breakdown of glucose in Glycolysis. This will, in turn, continue to create a small, but steady supply of ATP energy which is the 2 ATP generated in the payoff phase of glycolsis.
Which phyla have well developed nervous system
Answer:
Cnidarians.......hope it helps
Evaluate your proposed solutions for their impact on overall environmental stability and changes. Which solution has more impact? Explain your reasoning for picking one solution over another
children with adhd who are at increased risk for conduct or oppositional problems are those who exhibit ____.
Children with ADHD who are at increased risk for conduct or oppositional problems are those who exhibit impulsivity, hyperactivity, and inattention.
What is ADHD?
Attention Deficit Hyperactivity Disorder (ADHD) is a neurodevelopmental condition characterized by persistent and consistent signs of inattention, hyperactivity, and impulsivity that interfere with an individual's functioning and development, beginning in early childhood and lasting throughout their lifespan. There are three subtypes of ADHD: Inattentive, Hyperactive-Impulsive, and Combined. Impulsivity, hyperactivity, and inattention are the common symptoms of all subtypes of ADHD.
ADHD children who exhibit impulsivity, hyperactivity, and inattention are at increased risk for conduct or oppositional problems. These symptoms are associated with externalizing disorders such as oppositional defiant disorder, conduct disorder, and antisocial personality disorder. Children who have trouble following rules, resisting temptation, and understanding the consequences of their actions are at increased risk for conduct or oppositional problems.
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What are all the systems that work with the nervous system
Answer:
There are many hidden interactions going on within your body. Your endocrine system works closely with your brain and central nervous system to control the creation of specific hormones and enzymes. Your digestive and excretory systems work with the nervous system in both conscious and unconscious ways.
Explanation:
Hope it helps! Correct me if I am wrong :>
Im sure about my answer!
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Identify the correct term for each definition.
a. the bottom chamber of both sides of the heart
b. the dome-shaped muscle at the base of the chest cavity that contracts and lowers to draw oxygen into the lungs, then relaxes and lowers to push carbon dioxide out
c. the liquid part of the blood
d. the protein that colors red blood cells and allows them to carry oxygen to the tissues
e. the passageway out of the body for urine
f. the top chamber of both sides of the heart
g. the tube that carries food to the stomach
h. the two branches of the windpipe that descend to the right and left lungs
i. muscles that operate completely outside of conscious thought
j. tiny blood vessels where pickup of wastes and delivery of oxygen and food takes place tiny filtering units in the kidneys
k. a waste product that is made up of leftover parts of used proteins and is high in nitrogen
l. urea and other waste substances that are collected in the bladder
a. the bottom chamber of both sides of the heart: Ventricles
b. the dome-shaped muscle at the base of the chest cavity that contracts and lowers to draw oxygen into the lungs, then relaxes and lowers to push carbon dioxide out: Diaphragm
c. the liquid part of the blood: Plasma
d. the protein that colors red blood cells and allows them to carry oxygen to the tissues: Hemoglobin
e. the passageway out of the body for urine: Urethra
f. the top chamber of both sides of the heart: Atria
g. the tube that carries food to the stomach: Esophagus
h. the two branches of the windpipe that descend to the right and left lungs: Bronchi
i. muscles that operate completely outside of conscious thought: Involuntary muscles
j. tiny blood vessels where pickup of wastes and delivery of oxygen and food takes place tiny filtering units in the kidneys: Capillaries
k. a waste product that is made up of leftover parts of used proteins and is high in nitrogen: Uric acid
l. urea and other waste substances that are collected in the bladder: Urine
a. the bottom chamber of both sides of the heart: The correct term is "ventricle." Ventricle refers to the lower chambers of the heart that pump blood to the lungs and the rest of the body.
b. the dome-shaped muscle at the base of the chest cavity that contracts and lowers to draw oxygen into the lungs, then relaxes and lowers to push carbon dioxide out: The correct term is "diaphragm." The diaphragm is a muscular sheet that separates the chest cavity from the abdominal cavity and plays a crucial role in the process of breathing.
c. the liquid part of the blood: The correct term is "plasma." Plasma is a yellowish fluid that forms the extracellular matrix of blood and contains various substances like water, electrolytes, proteins, hormones, and nutrients.
d. the protein that colors red blood cells and allows them to carry oxygen to the tissues: The correct term is "hemoglobin." Hemoglobin is a protein found in red blood cells that binds to oxygen in the lungs and transports it to the body's tissues.
e. the passageway out of the body for urine: The correct term is "urethra." The urethra is a tube through which urine is expelled from the bladder and exits the body.
f. the top chamber of both sides of the heart: The correct term is "atrium." Atrium refers to the upper chambers of the heart that receive blood from the veins before it is pumped into the ventricles.
g. the tube that carries food to the stomach: The correct term is "esophagus." The esophagus is a muscular tube that connects the throat (pharynx) to the stomach and is responsible for transporting swallowed food.
h. the two branches of the windpipe that descend to the right and left lungs: The correct term is "bronchi." Bronchi are the main air passages that branch off from the trachea (windpipe) and lead into the lungs.
i. muscles that operate completely outside of conscious thought: The correct term is "involuntary muscles." Involuntary muscles are muscles that are not under conscious control and are responsible for various automatic body functions, such as digestion, heartbeat, and breathing.
j. tiny blood vessels where pickup of wastes and delivery of oxygen and food takes place tiny filtering units in the kidneys: The correct term is "capillaries." Capillaries are the smallest blood vessels in the body that allow for the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues.
k. a waste product that is made up of leftover parts of used proteins and is high in nitrogen: The correct term is "urea." Urea is a nitrogenous waste product formed in the liver as a result of protein metabolism and is excreted in urine.
l. urea and other waste substances that are collected in the bladder: The correct term is "urine." Urine is a liquid waste product composed of water, urea, salts, and various other waste substances that are collected and stored in the bladder before being eliminated from the body.
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Huntington’s disease (HD) is prevalent South Africa. Most of the families with HD have Dutch or British ancestry, which suggests they inherited the European HD allele. HD is believed to have first arrived in South Africa more than 300 years ago when Dutch colonists settled into the Western Cape in the 1600s. Thus, the prevalence of HD in South Africa is the result of the founder effect.
Mutations in the HTT gene cause Huntington’s disease. The HTT gene provides instructions for making a protein called huntintin. This protein plays a role in nerve cells in the brain. The HTT mutation that causes HD involves a DNA segment known as a CAG trinucleotide repeat. This segment is made up of a series of three DNA building blocks that appear multiple times in a row. Normally, the CAG segment is repeated 10 to 35 times within the gene. In people with HD, the CAG segment is repeated 36 to more than 120 times. An increase in the size of the CAG segment leads to the production of an abnormally long version of the huntintin protein. This causes the dysfunction and eventual death of neurons in certain areas of the brain. The more repeats, the more serious the disease is.
HD is inherited in an autosomal dominant pattern. There is both an adult onset (after reproductive age) and a juvenile onset pattern. People with adult onset typically have 40 to 50 repeats, while people with the juvenile form tend to have more than 60 repeats. Individuals who have 27 to 35 repeats do not develop HD, but they are at risk of having children who will develop the disorder. As the gene is passed on to offspring, the size of the repeat may lengthen into the range associated with HD.
Predict what will happen to the allele frequencies for Huntington’s disease in South Africa if there were a new mutation to the HTT gene that causes a reduction to the CAG trinucleotide repeat. Justify your prediction with evidence. Your response should include links to the sources of information gathered.
Explanation:
Predict what will happen to the allele frequencies for Huntington’s disease in South Africa if there were a new mutation to the HTT gene that causes a reduction to the CAG trinucleotide repeat. Justify your prediction with evidence. Your response should include links to the sources of information gathered.
which of the following is true about cardiovascular disease (cvd)?
Cardiovascular disease (CVD) is a broad term that refers to a group of conditions that affect the heart and blood vessels. Several truths about CVD can be highlighted:
1. CVD is a leading cause of death globally: Cardiovascular diseases, including heart attacks and strokes, are responsible for a significant number of deaths worldwide. They affect both men and women and are a major public health concern.
2. Lifestyle factors contribute to CVD: Certain lifestyle choices, such as unhealthy diet, physical inactivity, smoking, and excessive alcohol consumption, can increase the risk of developing cardiovascular disease. Making positive lifestyle changes, such as adopting a healthy diet, engaging in regular physical activity, and avoiding tobacco and excessive alcohol use, can help prevent CVD.
3. Risk factors for CVD include both modifiable and non-modifiable factors: While some risk factors for CVD, such as age, gender, and family history, cannot be changed, there are several modifiable risk factors that individuals can address. These include high blood pressure, high cholesterol levels, obesity, diabetes, and stress.
4. Prevention and management strategies are available: It is possible to prevent and manage CVD through various strategies. These include regular health screenings, maintaining a healthy lifestyle, managing underlying conditions (such as hypertension and diabetes), and following medical advice and treatment plans.
Cardiovascular disease is a significant health concern globally, influenced by lifestyle factors and both modifiable and non-modifiable risk factors. However, with appropriate prevention and management strategies, the impact of CVD can be mitigated, emphasizing the importance of maintaining a healthy lifestyle and seeking medical guidance.
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A scientific name consists of 2 identifying pieces of information. In the correct order, they are ___________ &. _________. (2 word answer separated by 'and' or '&')
Answer:
Binomial & nomenclature
Explanation:
Consist of genus, the first name and species,the second name
What do the arrows represent?
the magnetic field
thermal energy
light energy
the electric field
Answer:
the answer is A
Explanation:
Answer:
A. the magnetic field
Explanation:
Have a nice day/night :D
Organisms are classified into Kingdoms based upon basic characteristics. An organism has a nucleus in its cell, is multicellular, and produces its own food for energy through the process of photosynthesis.
Answer:
kingdom plantae because of process of photosynthesis
 how can you tell if there was an immediate reaction between molecules 
To determine if there was an immediate reaction between molecules, look for changes in color, odor, formation of a precipitate, evolution of gas, energy release or absorption, or a significant change in pH.
To determine if there was an immediate reaction between molecules, several indicators can be observed:
Change in Physical Properties: Look for any noticeable changes in color, odor, temperature, or physical state (solid, liquid, gas). These changes often indicate the formation of new compounds or products.Formation of Precipitate: If a clear solution becomes cloudy or forms a solid precipitate, it suggests that a chemical reaction occurred, resulting in the formation of an insoluble product.Evolution of Gas: The release of gas bubbles or effervescence can be a sign of a reaction. It indicates the formation of gaseous products, often as a result of a chemical reaction.Energy Release or Absorption: Observe if there is a release or absorption of energy in the form of heat, light, or sound. These changes can signify a chemical reaction taking place.Change in pH: Measure the pH of the solution before and after the reaction. If there is a significant change in pH, it suggests that a reaction has occurred, especially in cases involving acid-base reactions.In conclusion, the occurrence of an immediate reaction between molecules can be identified by observing changes in physical properties, such as color, odor, precipitate formation, gas evolution, energy release or absorption, and significant pH changes.
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State one important precaution regarding the apparatus used in all food tests
Answer:
WEAR A LAB COAT TO PROTECT YOUR CLOTHES AGAINST THESE CHEMICALS, AND SAFETY GLASSES TO PROTECT EYES, UNLESS YOU ARE A SPECTACLE WEARER. (EXCEPT WET GLASSWARE, AND EMPTY CHEMICAL BOTTLES!). BE ESPECIALLY CAREFUL WITH HOT LIQUIDS AND WATERBATHS. KEEP CHEMICAL BOTTLES OFF THE BENCH, AND DO NOT CONTAMINATE PIPETTES
Explanation:
name the cell lacking membrane bound nucleus.
Answer:
Prokaryotic cells include archaea and bacteria. They do not have membrane bound nucleus as well as most of the organelles
Someone help me pls :(
Answer:
Explanation:
The problem is going to be the fleas. Without them, the pyramid would be
grass on the bottom
Sambar Deer
Tiger on Top
If it were me, I'd put the fleas as the same level as the deer. The tiger isn't interested in the fleas (the deer isn't really either), but they come with the deer and maybe with the tiger as well.
which molecules are inputs in cellular respiration
20 point quick, brainly too
Answer:
b
Explanation:
nervous and circulatory
Answer:
lol
Explanation:
CO2 is made up of what two atoms and what is its common name?
Answer:
Carbon Dioxide
Explanation:
What is the relationship between the Fresh Kills Landfill and Lifescape?
Lifescape is the name given to the project to reclaim the area once used for the landfill
Lifescape is the name of a multimedia art installation project that interrogates the lasting effects of the landfill
Lifescape was the original name of the landfill but was changed at the last minute to recognize a Staten Island waterway
Lifescape is the name of the film that documents Fresh Kills Landfill’s history as the world’s first and largest modern sanitary landfill
The relationship between the Fresh Kills Landfill and Lifescape is that Lifescape is the name given to the project to reclaim the area once used for the landfill.
Lifescape is the name of a project that aims to turn Fresh Kills Landfill into a public park.Lifescape, which is the name given to the project to reclaim the area once used for the landfill, is an initiative by the New York City Department of Parks and Recreation to transform the former landfill site into a public park. The project aims to turn the Fresh Kills Landfill site into an ecological park with hiking trails, birdwatching areas, and bike paths.
The project, which has been in development since 2001, is one of the largest landfill reclamation projects in the world and aims to transform the 2,200-acre site into a place that celebrates both the natural and human history of the region.
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A car drives 68 miles in 1 5/12 hours.What is the average speed in miles per hour
Answer:
Average speed = total distance / total time
= 68 / 1 5/12 [ change 1 5/12 to an improper fraction - 17/12]
= 68 / 17/12 [perform division]
= 68 * 12/17
= 48 miles per hour
In the 1860s Gregor Mendel performed numerous dihybrid crosses between pea plants. Dihybrid crosses involve the study of the inheritance patterns related to two different traits. In guinea pigs the allele for black fur (B) is dominant over the allele for brown fur (b), and the allele for short fur (F) is dominant over the allele for long fur (f). What percentage of the offspring from a BbFf x bbff cross would be expected to be heterozygous for both traits
Answer:
25% of the progeny is expected to be dihybrid, BbFf, expressing Black and short fur
Explanation:
Available data:
the allele for black fur (B) is dominant over the allele for brown fur (b)the allele for short fur (F) is dominant over the allele for long fur (f)Cross: BbFf x bbffParentals) BbFf x bbff
Phenotypes) Black/Short Brown/Long
Gametes) BF, Bf, bF, bf bf, bf, bf, bf
Punnett square) BF Bf bF bf
bf BbFf Bbff bbFf bbff
bf BbFf Bbff bbFf bbff
bf BbFf Bbff bbFf bbff
bf BbFf Bbff bbFf bbff
F1) 4/16 = 1/4 = 25% of the progeny is expected to be dihybrid, BbFf, expressing Black and short fur
4/16 = 1/4 = 25% of the progeny is expected to be bbFf, expressing Brown and short fur
4/16 = 1/4 = 25% of the progeny is expected to be Bbff, expressing Black and long fur
4/16 = 1/4 = 25% of the progeny is expected to be bbff, expressing Brown and Long fur
Answer:
25%
Explanation:
Because i took the test
Can root photosynthesize?
Please answer fast
Answer:
It is absolutely yes Yes
Pleaseeeeee helpppppppppppppppp
*Post this one more time, the characters are limited*
PART 5:
A: Cougars, also known as mountain lions, are apex predators that play an important role in maintaining the balance of ecosystems. In their natural habitats, cougars help to regulate the populations of other animals, such as deer and elk, by preying on them. This, in turn, can have important effects on plant populations.
One of the key ways in which cougars influence plant populations is by reducing the population densities of herbivores, such as deer, that can have significant impacts on plant communities. High densities of herbivores can lead to overgrazing, which can reduce the abundance and diversity of plant species, and even lead to local extinctions. By preying on herbivores, cougars can help to maintain more balanced herbivore-plant interactions, which can promote the growth and survival of plant populations.
Cougars can also indirectly benefit plant populations by altering the behavior of herbivores. The presence of cougars can cause herbivores to alter their patterns of movement and feeding, which can reduce the impact of herbivores on plant communities. For example, herbivores may avoid areas where cougars are known to hunt, or they may feed more selectively to avoid being detected by cougars. These changes in behavior can help to reduce the impact of herbivores on plant populations, and can promote the growth and survival of plant species.
Furthermore, cougars can help to promote biodiversity by creating a more complex and diverse ecosystem. By preying onherbivores, cougars can indirectly promote the growth and survival of smaller animals, such as rodents and birds, that may play important roles in pollinating plants or spreading seeds. In addition, cougars can help to maintain the natural balance of ecosystems by preventing the overexploitation of certain plant and animal species by herbivores.
In summary, cougars are important for plant populations because they help to regulate herbivore populations and promote more balanced herbivore-plant interactions. By preying on herbivores, altering their behavior, and promoting biodiversity, cougars can help to maintain healthy and diverse plant communities, which are essential for the functioning of ecosystems and the provision of ecosystem services. Therefore, conservation efforts aimed at protecting and restoring cougar populations can have important benefits for plant populations and the wider environment.
B: Overhunting of cougars can have significant impacts on plant populations and the wider ecosystem. As apex predators, cougars play a crucial role in regulating the populations of other animals, such as deer and elk, which can have important effects on plant populations.
If cougars are overhunted, the populations of their prey species may increase, leading to overgrazing and other negative impacts on plant communities. High densities of herbivores can lead to reduced abundance and diversity of plant species, and even local extinctions. This, in turn, can have cascading effects on other species that depend on these plants for food or habitat.
The loss of cougars can also have indirect effects on plant populations by altering the behavior of other animals. For example, in the absence of cougars, herbivores may no longer avoid certain areas or modify their feeding behavior, leading to increased damage to plant communities. This can further reduce the abundance and diversity of plant species, and have negative effects on other species that depend on these plants.
Additionally, cougars can promote biodiversity by creating a more complex and diverse ecosystem. By preying on herbivores, cougars indirectly promote the growth and survival of smaller animals, such as rodents and birds, that may play important roles in pollinating plants or spreading seeds. If cougars are overhunted, the loss of these indirect effects can further impact plant populations and ecosystem functioning.
In summary, overhunting of cougars can have significant negative impacts on plant populations and the wider ecosystem. By regulating herbivore populations and promoting balanced herbivore-plant interactions, cougars play an important role in maintaining healthy plant communities and promoting biodiversity. Therefore, efforts to conserve and manage cougar populations are essential for sustaining healthy ecosystems and ensuring the continued provision of ecosystem services.
PART C:
Population Sizes over Time
----------------------------------------------------
| | |
| Cougars | Trees |
| | |
| | |
| | |
| | |
| | |
| | |
| | |
| | |
----------------------------------------------------
0 20 40
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am right, 20 pt and brainly
Answer:
Yeah, yeah
Explanation:
Answer:
can you upload a clearer picture its blurry.
Why would allowing a plant to undergo photosynthesis 24 hours a day cause it to grow faster?
why is solubility of sucrose (sugar), histidine (an amino acid), gelatin (a protein), and vegetable oil (fat) biologically relevant? because what is universal
The solubility of sucrose, histidine, gelatin, and vegetable oil is biologically relevant because water, which is the universal solvent in biological systems, is necessary for many cellular processes and functions.
Explanation: Water is a crucial component of living organisms, and its ability to dissolve various substances is vital for biological processes. The solubility of sucrose, histidine, gelatin, and vegetable oil determines their availability and accessibility for cellular uptake, transport, and metabolism.
Sucrose, a sugar, can dissolve in water, providing a readily available energy source for cells. Histidine, an amino acid, needs to be dissolved in water for protein synthesis and as a component of enzymes and signaling molecules. Gelatin, a protein, can form a colloidal suspension in water, which is important for structural support and stability in tissues. Vegetable oil, being a hydrophobic fat, is insoluble in water but can play essential roles in energy storage and as a component of cell membranes.
Understanding the solubility of these molecules in water helps explain their roles and functions within biological systems, as water's universal solvent properties facilitate numerous biochemical reactions and cellular processes.
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Someone pls help!!?!
Explain half as conversion is expressed in human beings and how it relates to cut your groups and ethnicity
well when you cut the groups you cut them unto half and sorta related to ethnicity
Which of the following statements BEST describe viruses? Pick ONE.
: They have cytoplasm
: They have organelles
: They cannot live on their own
Answer:
They can not live on their own
Explanation:
The main difference between cells and viruses is that viruses need another cell to infect so that they can reproduce. Cells on the other hand can reproduce on their own.
The statements best describe viruses are they cannot live on their own. Therefore, option C is correct.
What is virus ?A virus is an infectious submicroscopic creature that only reproduces inside live cells. All living things, including plants, animals, and microbes like bacteria and archaea, are susceptible to virus infection.
Viruses are utilized as carriers or vectors to deliver the necessary components for treating a disease to different target cells. They have received substantial research in the treatment of malignancies, inherited illnesses, and genetic engineering.
Viruses are composed of bundles of DNA or RNA that are encased in a protein capsule called a capsid. By some metrics the most prevalent life form on Earth1, viruses are thought to be 10 times more prevalent than bacteria.
Thus, option C is correct.
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