All of the Following Are True of Genetic Bottlenecks,EXCEPT

Multiple Choice

All of the following are true of genetic bottlenecks,EXCEPT

A) bottlenecks affect small populations more than large populations.
B) bottlenecks are a kind of genetic drift.
C) bottlenecks reduce the frequency of every allele in a population.
D) bottlenecks can be caused by poor weather conditions.
E) bottlenecks decrease the ability of populations to adapt to changing environments.