Which of the Following Must Be True If a Population

Multiple Choice

Which of the following must be true if a population is undergoing evolution? Select the TWO answers that are correct.

A) The allele frequency of the population is changing over time.
B) A high mutation rate is increasing genetic variability in the population.
C) The gene pool is changing over the course of generations.
D) The most advantageous of the alleles are increasing in frequency.
E) Genetic drift is causing random changes in the gene pool.