Within a Large Population, If No Mutations Occur, No Migration

Multiple Choice

Within a large population, if no mutations occur, no migration occurs, all matings are random, and each individual has an equal chance of reproducing, which of the following will probably happen?

A) No evolution will occur.
B) A change in allele frequency will lead to rapid evolution.
C) Natural selection will occur at the normal rate for that species.
D) A bottleneck will occur.
E) Extinction will result.