I have to match these can someone help me ASAP thank you 38. Traits that increase fitness become
more prevalent over time:
39. Why males of a species may have traits that
seem to decrease their chances of survival:
40. The effect of random events,
especially in population of small size:
41. When one allele changes
into a different allele:
42. The movement of individuals
into or out of a population:

A. natural selection
B. sexual selection
C. genetic drift
D. gene flow
E. mutation