Answer:
The answer is Camp.
Explanation:
add hearts and Good luck!!! ^w^
D a lot of interesting research is being done about aging
You should be talking about a Rebuttal which is <span>a refutation or contradiction to your own information. Which is used in a persuasive or formal essay to make your argument more solid, and concrete.
Here is a link if you need more information.
http://education.seattlepi.com/write-rebuttal-essay-2130.html
Hope this helps! Please let me know if I am right or wrong
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D. It is where important an important character lives.
It is a simile
The sentence is comparing the arms to helicopters blades using *like