Which of the Following Statements Is TRUE of Darwin's Views

Multiple Choice

Which of the following statements is TRUE of Darwin's views on evolution?

A) Most organisms reproduce at rates that cause an insignificant increase in their population.
B) The constant struggle for food,water,and resources among members of a species encourages supportive behaviors among them.
C) Behavior that promotes an organism's survival in the natural habitat differentiates between survivors and nonsurvivors.
D) Adaptive behaviors are purely psychological.