According to Trivers's Theory, a Male's Sexual Psychology Includes More

Multiple Choice

According to Trivers's theory, a male's sexual psychology includes more aggressive traits than a female's because

A) male ancestors who were more aggressive reproduced more successfully
B) males who were less aggressive attracted more mates than females
C) the human genome permits males to grow larger than females
D) the environment is such that males must be able to lift larger objects than females