In Diagnosing Schizoaffective Disorder According to the DSM-5, Which of the Following

In diagnosing Schizoaffective Disorder according to the DSM-5, which of the following is true?

A) In addition to a period of overlapping mood and psychotic symptoms, there must be a period during the lifetime duration of the illness when psychotic symptoms have been present for 4 weeks in the absence of a major mood episode.
B) The diagnosis cannot be given if the client has previously met the criteria for Schizophrenia; in such cases a comorbid mood disorder (e.g., Major Depressive Disorder) is assigned to account for any periods of overlapping mood symptoms.
C) Mood symptoms must comprise a majority of the total duration of active and residual portions of the illness.
D) If a mood episode that overlaps with psychotic symptoms is a Major Depressive Episode (MDE) , one of the MDE symptoms must be loss of interest in usual activities.