One Criticism of the DSM-IV-TR with Respect to Diagnosing Schizophrenia

One criticism of the DSM-IV-TR with respect to diagnosing schizophrenia is

A) it does not rely on the person's presenting symptoms and history as the main indications of illness.
B) none of the subtypes have received any research support as valid distinctions.
C) clinicians tend not to agree with each other's diagnoses.
D) clinicians rarely use structured interviews in making a diagnosis.
E) the lack of objective criteria for the disorder.