Which of the Following Helps Clinicians Provide a Differential Diagnosis

Which of the following helps clinicians provide a differential diagnosis between schizophrenia and dissociative identity disorder?

A) Voices heard in schizophrenia are often experience as arising from outside the person's head
B) Schizophrenia does not include alters with different personalities, characteristics, or physical appearances
C) Patients with DID do not experience flat affect or illogical associations
D) All of the above choices are important to the differential diagnosis