Which of the Following Statements About Population Ecology Is True

Which of the following statements about population ecology is true?

A) Population ecology only deals with declining populations that are in need of intervention in order to survive.
B) Population ecology focuses on individuals and their interactions, but not the abiotic environment.
C) Population ecology attempts to explain how and why the number of individuals changes over time.
D) Population ecology is not important to scientists in applied disciplines, such as wildlife management.
E) Population ecology deals with organisms in nature, but cannot be applied to the study of human populations.