单项选择题

according to the text, which of the following is not a dysfunction caused by drug abuse?
A. There is a strong association between drug use and crime.
B. Drug abuse is a major cause of unemployment.
C. There are great economic losses because of drug abuse.
D. Drug dependence takes a significant toll in terms of personal health and safety. .

A.
B.
B.
C.
C.
D.