I'm not entirely sure but I think it would be A because usually a character that is not the main voice but more of a sidekick is meant to keep the main character's quest or mission from getting too boring. Logically he/she would be meant to be a funny character to lighten up the mood of the book.
He never did he thought that the United States had an important role to play in the world.
A is the correct answer for this question...
