Answer: A. He wants to remind them they have fought great monsters before.
Explanation:
I believe it is a autobiography because it is told by the person because they know all of the details and events that happened...? I am not 100% sure I am just trying to help.
Short Answer: A. There is nothing else it could be.
B
B is incorrect. She is already light years ahead of him.
C
C is not right. She knows from other places that he does not think of her as a feather brain. She is just afraid of what he thinks of her feelings for him.
D
D is not right either. Her own thoughts are what concerns her. More to the point her she is worried about what he thinks of her.