The answer is C because it makes a lot more sense then the other statements
Both hide the fact that the argument lacks evidence
A counterargument should appear shortly before the conclusion of an argument essay.
In order to show that you've done well rounded research, you should always add a counterargument and refute that in your essay. This means you bring up an opposing point, and then give more detail on how your position overcomes that opposition. It should appear after you've given the reader the bulk of your research (but before your conclusion).
Using a natural voice is important than using an ideal voice. The passage tells us that many people that have the prestige of having a low voice, try to alter their voice, which can cause voice damage. While Choice C is correct, it is not the main idea, while Choice A would be.
Well in the human body the heart pumps blood to the rest of the body and is extremely important them saying this mean that there city or fort will be one of the most if not the most important place needed for the people to survive.
hope this helps if I'm wrong plz tell me