The Social Brain Hypothesis Proposes That Primate Brains Increased in Relative

Multiple Choice

The social brain hypothesis proposes that primate brains increased in relative size and complexity because

A) of the demands of social living.
B) primates need complex brains to be familiar with their home range.
C) primates often eat food that is difficult to extract (such as underground roots) .
D) males are dominant to females.
E) their language abilities are limited.