Insecticides Are Used to Kill Insects

Multiple Choice

Insecticides are used to kill insects.However,insecticide-resistant insects are being found.What is the mechanism for this new insect trait?

A) An insect with a random mutation is not killed by the insecticide and reproduces.
B) Exposing insects to insecticides leads to mutations, which make the insects resistant.
C) Human interference with natural processes leads to genetic drift, which results in resistant insects.
D) Insecticides kill all the insects in a population, and a different species of resistant insects colonizes the available resources.