In Terms of Antidepressant Medication Treatments for Somatic Symptom Disorder

In terms of antidepressant medication treatments for somatic symptom disorder, the most accurate statement based on the research so far is

A) antidepressants are effective but not significantly different from a placebo condition.
B) antidepressants are not effective.
C) some reports suggest that antidepressants may be effective, but placebo-controlled studies have not been performed.
D) placebo-controlled studies have been performed and the results suggest that antidepressants work for some patients but not for most.