Outcome Studies on Treatments for Depression, Comparing Drug Treatments with Cognitive

Outcome studies on treatments for depression, comparing drug treatments with cognitive and cognitive-behavioral therapies, show that:

A) cognitive therapies work quicker, but must be combined with drug therapy over the long run.
B) all are equally effective, both initially, and in preventing recurrences.
C) all three are equally likely to be prescribed by physicians.
D) cognitive therapies are better at preventing relapses unless the drug therapy is continued even after the patient has improved.