Equal numbers of light and dark moths were placed in two different environments. The table below shows how the population in each
environment changed after one generation of moths.
Starting population
Dark-colored
moths
moths
Ending population
Light-colored Dark-colored
moths
moths
Environment Light-colored
Light-colored
trees
30
30
40
20
Dark-colored
trees
30
30
20
40
Which statement about the moths do these data support?
A. The dark-colored moths chose to mutate to become adapted to
dark-colored trees.
B. The light-colored moths reproduced more often on the dark-
colored trees.
C. The dark-colored moths were more fit in an environment with light-
colored trees