Which of the Following Would You Predict Would Evolve in Guppies

Multiple Choice

Which of the following would you predict would evolve in guppies that are taken from streams in Trinidad with predators and put into streams lacking predators?

A) Male guppies will become more colorful.
B) Male guppies will become less colorful.
C) Male guppies will not change in coloration.
D) Guppies would evolve to have females avoid more colorful males.
E) Guppies would evolve to have females prefer less colorful males.