Scientists sampled a habitat s peppered moth population by

Last updated: 4/13/2023

Scientists sampled a habitat s peppered moth population by collecting a random sample of 100 moths once per year for five years They recorded the proportion of the moths that were each color Number of individuals collected 100 80 60 40 20 0 Year 1 Dark colored moths Light colored moths Colors of Collected Moths Year 2 Year 3 Year Year 4 Year 5 Which event could explain the changes in the population shown in the graph A The proportion of light colored moths increased because mutations caused new phenotypes that were not collected B The proportion of dark colored moths increased because of random variations in the population from year to year C The proportion of dark colored moths increased because soot pollution darkened the bark of trees in the habitat D The proportion of light colored moths increased because pollution decreased and tree bark in the habitat became lighter in color