You're listening to a talk show on the radio. the guest happens to be an expert on attention-deficit hyperactivity disorder. one question asked of the guest concerns treatment. the expert says, "ritalin is used to control this disorder. it is a depressant and has side effects." what was wrong with the expert‘s comments?
a. ritalin is a stimulant, not a depressant.
b. ritalin doesn‘t control the disorder; it cures it.
c. ritalin is never prescribed for adhd.
d. ritalin has been shown to cause no side effects.