If the Doctor Uses a Test That Indicates If a Man

Multiple Choice

If the doctor uses a test that indicates if a man is having nighttime erections, what is he likely checking for?

A) If the condition should be classified as a lifelong sexual dysfunction or an acquired sexual dysfunction
B) If the condition is more likely to have a physiological vs. a psychological cause
C) If the condition can be effectively treated with a drug like Viagra
D) If the condition is situational or generalized