What is the best description of the constructive interference of light? A.) The crest of one wave overlaps with the crest of another.

B.) A mechanical wave meets an electromagnetic wave.

C.) The crest and trough of two waves intersect.

D.) A longitudinal wave meets a transverse light wave.

Individuals within populations exhibit some diversity. as a result of possessing slightly different traits, some individuals are better able to survive and reproduce than others. if these individuals changes in the characteristics of the population may occur over time. the cumulative change in these characteristics is known as