Accede is a synonym of acquiesce.
Acquiesce is a synonym of accede.
As verbs the difference between acquiesce and accede is that acquiesce is to rest satisfied, or apparently satisfied, or to rest without opposition and discontent (usually implying previous opposition or discontent); to accept or consent by silence or by omitting to object; — followed by "in", sometimes also by "with" and "to" while accede is (archaic|intransitive) to approach; to arrive, to come forward.
Well, since Elaborate is a synonym for explain, I would guess that the student would just have to explain more about the topic.
B. Bulleted list. It is much more efficient that way.
Your answer is C. Metaphor
This is because it uses figurative language while comparing two things, which is the definition of a metaphor.
I’m not gonna write the whole thing but I can help with some