Interpreting the image from the last question, what is the most likely reason that the average amount of pigment in the moths increased over time (why did the moths get darker):
A. darker moths were better able to find food than lighter moths
B. darker moths had a more unpleasant taste to predators than lighter moths
C. darker moths were faster and better able to obtain food than lighter moths
D. darker moths were more attractive to the females than lighter moths
E. darker moths were better camouflaged on the dark wood from predators than the lighter moths.