Mood Disorders Present ________ Need Not Be Ruled Out for a DSM-5

Mood disorders present ________ need not be ruled out for a DSM-5 diagnosis of schizophrenia.

A) for a majority of the total duration of the active and residual periods of the illness
B) for the total duration of the illness
C) for a minority of the total duration of the active and residual periods of the illness
D) concurrently with active-phase symptoms for the length of the illness