The change of england's biston betularia moth populations from light colored to dark colored is an example of

The change of England's Biston betularia moth populations from light colored to dark colored is an example of Microevolution.

Microevolution is the change in allele frequencies that occurs over time within a population. This change is due to four different processes: mutation, selection (natural and artificial), gene flow and genetic drift.

i think that it is c, d, and e, hope this

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.