The Brightly Colored Male Satin Bowerbird Builds a Structure Called

The brightly colored male satin bowerbird builds a structure called a bower for the female to stand in while she watches him strut and sing. How does the female decide which male to mate with?

A) She decides based on how extensively decorated the bower is.
B) She decides based on how intensely the male struts and sings.
C) Younger females decide by the bower, older ones by the performance.
D) Younger females decide by the performance, older ones by the bower.