Which non prescription drug is commonly abused by teens

Marijuana

Explanation: It depends on what the law is in your state but Marijuana would be a good answer.

Alcohol

Explanation:

Alcohol is the most common non-prescription drug abused by teens.  The abuse occurs because they are underage.

out of the choices i'd say d the ability to set goals, mainly because to desire to continue you need motivation but it isn't motivation in that part, but setting goals means you have an endgame and you want to reach it which sums up motivation.

according to e2020 te answer is c. continuity.