People who are depressed in the winter months because of seasonal affective disorder may have an ...

People who are depressed in the winter months because of seasonal affective disorder may have an imbalance of melatonin.
 
  Indicate whether the statement is true or false.

Question 2

People can make themselves depressed by negative thinking or pessimistic cognitive styles.
 
  Indicate whether the statement is true or false.

Question 3

Married people are more susceptible to depression.
 
  Indicate whether the statement is true or false.

Question 4

There are three basic categories of compulsions described in the text.
 
  Indicate whether the statement is true or false.