Though Several Classes of Antidepressant Drugs Are Available to Prescribing

Though several classes of antidepressant drugs are available to prescribing physicians, the SSRIs are used

A) most often, because they have fewer side effects than the others.
B) least often, because they cause tardive dyskinesia.
C) least often, because dangerous interactions with certain foods can occur.
D) very rarely, because they appear to be nothing more than expensive placebos.
E) most often, because they have absolutely no side effects whatsoever.