The Bottleneck Effect

The bottleneck effect

A) occurs when many members of a population die,resulting in a great loss of genetic diversity.
B) occurs when many members of a population reproduce,causing too much genetic diversity within the population.
C) occurs when small groups of individuals leave their home population and establish new settlements,mating only among themselves.
D) occurs when large groups of individuals leave their home population and establish new settlements,mating only among themselves.
E) does not occur in naturE.