Sociologists generally assume that if some marijuana smokers later use heroin or cocaine,the cause usually lies in their
A)light use of marijuana.
B)being labeled as a marijuana user.
C)heavy use of marijuana.
D)involvement with friends who use heroin or cocaine.

Question

Quizplus · Accepted Answer

The cause usually lies in their involvement with friends who use heroin or cocaine, as peer influence is a significant factor in the progression from using one substance to another.

Sociologists Generally Assume That If Some Marijuana Smokers Later Use