Respondents in the U.S. National Survey on Drug Use and Health are ___________.
a. all ages
b. 12 years of age or older
c. 18 years of age or older
d. 21 years of age or older
Question 2
Why is alcohol and drug use in the United States important?
a. because of the controversy that drugs create
b. because of the number of people who use alcohol or drugs
c. because of the negative consequences of drug use
d. all of these
e. none of these
