One of the Negative Aspects of Treating Children Who Have

One of the negative aspects of treating children who have attention-deficit/hyperactivity disorder with drugs is that:

A) these drugs may increase the risk of later antisocial behavior.
B) the effects of these drugs are not maintained over the long term.
C) these drugs depress the central nervous system and thus may lead to substantial weight gain.
D) taking these drugs as a child leads to increased risk of substance abuse as an adult.