I think that it is A that it allows him to misbehave
The game is fun to play, it's implied because the family seems to be enjoying itself, and it's the only answer choice that isn't outright stated in the commercial.
I do believe the answer is C. I haven't read the book in a while! Lol
Answer:
A.It helps the reader understand how nervous and excited she feels.
It mean mostly that they would fight for a nail or a tooth not much different so they would mind who it was.