Which of the Following Would Be Evidence Against the Social

Multiple Choice

Which of the following would be evidence against the social brain hypothesis?

A) Students working in a group are better able to grasp a subject than students working individually.
B) A quiet co-worker prefers to eat lunch at his desk every day instead of socializing with others in the company cafeteria.
C) Your sister is clearly able to engage in meaningful social interactions with all of her 500 friends on Tumblr.
D) You regularly strike up friendly conversations with the cashiers at your local grocery store.