Which of the following is TRUE about substance abuse?
A. Nine out of ten people with substance abuse problems started using by the age of fifteen.
B. Synthetic marijuana (e.g., Spice) produces a high similar to pot but is less dangerous.
C. Bath salts, a dangerous synthetic drug, mimics the effects of marijuana.
D. Most heroin users started abusing inhalants first.
E. E-cigarettes are scientifically touted as a way to help smokers kick the habit.