What Important Advance in Social Cognition Generally Occurs at Age

What important advance in social cognition generally occurs at age 11 or 12?

A) Children begin to describe others in terms of the activities they engage in.
B) Children begin to describe others in terms of inner psychological traits and characteristics.
C) Children begin to attempt to explain why people do what they do.
D) Children begin to focus heavily on others' physical appearance in their descriptions of them.