Ap biology help? Multiple choice.?

Question

Population ecologist follow the fate of same-age cohorts to

A. Determine a population's carrying capacity

B. Determine if a population is regulated by density dependent processes

C. Determine the birth rate and death rate of each group in a population

D. Determine the factors that regulate the size of a population

E. Determine if a population's growth is cyclic

Thx 10 easy points

Answer 1

C    calculate mortality and natality

Answer 2

D is the answer.