The more outgoing a person is, the more they’d be willing to be apart of something where there is consistent interaction. If one is more likely to take the lead, they might want to be apart of student government or a sports team. If one is more in touch with their artistic abilities, they may lean towards art, fashion, or music clubs. Hope this helps!
All I know about that book is that it's set in small New England villages, so C would make sense but not 100% sure
Think of a couple of fun or exciting things that have happened to you or that you've done and then narrow it down and chose one to be your topic!