Answer:
(For USATestprep) D. blended in with the soot from the factories.
Step-by-step explanation:
The dark peppered moth had an advantage because it blended in with the soot from the factories, which protected it from predators. The light peppered moth could not blend in and the population decreased at high rates. This changed the composition of the population in just a few generations.
(Answer and explanation from USATestprep)