Evolutionary Psychology Suggests That Male and Female Differences in the Desire

Evolutionary psychology suggests that male and female differences in the desire for mates to be physically attractive is due to:

A) the desire of males for secondary gain from the attractiveness of their female mate.
B) the desire of females to use attractiveness as a marker for genetic fitness.
C) the desire of females to secure resources to raise their children.
D) the fact that in ancient times there were fewer truly attractive mates to consider.