Barry is in training for the Olympics, and wants to compare his workout routine to those of others to see if he is training hard enough. According to social comparison theory, to which of the following is he most likely to compare?

A) his brother, who doesn't work out at all
B) his best friend, who is in training for a different Olympic event
C) a friend who is in training for the same Olympic event
D) his own previous performance

Answer: C