In 2012,__________ was the most commonly used illicit substance in the United States.
A)alcohol
B)crack cocaine
C)marijuana
D)heroin

Name: In 2012,__________ was the most commonly used illicit substance in the United States. A)alcohol B)crack cocaine C)marijuana D)heroin
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According to the Substance Abuse and Mental Health Services Administration (SAMHSA), in 2012, marijuana was the most commonly used illicit substance in the United States with an estimated 18.9 million past-month users.

In 2012,__________ Was the Most Commonly Used Illicit Substance in the United