According to the Reverend Thomas Malthus

A) population tends to grow until checked by a shortage of food.
B) population tends to grow until checked by a shortage of oxygen.
C) population tends to grow unless checked by religious or moral restraints.
D) economics is a dismal science.

The vulnerability-stress model describes:

A) the interpretation of ambiguous pictures by people.
B) interactions between upsetting events and individual vulnerability that lead to a disorder.
C) diagnostic categories of mental disorders.
D) the behavior of insane people.