Answer:
The term hippocampus is related to brain research because the hippocampus is the part of the brain that contains memories, emotions and learning.
I don't know the second part, sorry-
Personification- I'm not quite sure, but, "Is this a dagger which I see before me," appears to be personification. I could be wrong.
Apostrophe- None, that I know of.
Allusion- "I have thee not, and yet I see thee still."
Hyperbole- "The handle toward my hand? Come. let me clutch thee:--"
Answer: The Answer to this Question is B.
Set up a proportion:
5 : 3 = X : 24
3 × 8 = 24
5 × 8 = 40
Therefore, there are 40 girls in the chorus.