Answer:
B) DDT resistant mosquitoes existed in the population. The presence of DDT selected for mosquitoes that survived the application. Those resistant mosquitoes reproduced with more success.
Explanation:
DDT resistant mosquitoes existed in the population. The presence of DDT selected for mosquitoes that survived the application. Those resistant mosquitoes reproduced with more success. Two major components of natural selection are increased survival and reproductive success. DDT selected for the resistant mosquitoes. DDT does not induce mutations or changes, but rather selects for phenotypic variation that ALREADY exists.
