In one study,adolescents who smoked cigarettes were about twice as likely as nonsmokers to later use marijuana.For this reason,cigarettes have been referred to as
A)addicting.
B)a gateway substance.
C)toxic.
D)a correlate.

Question

Quizplus · Accepted Answer

Cigarettes have been referred to as a gateway substance because they increase the likelihood of later using other drugs, such as marijuana. This suggests that cigarettes can serve as a gateway or stepping stone to other drug use.

In One Study,adolescents Who Smoked Cigarettes Were About Twice as Likely