When She Treats Clients Who Have Schizophrenia,Dr

When she treats clients who have schizophrenia,Dr.Averil relies on antipsychotics to decrease the neurotransmitter that is linked to hallucinations and delusions.The problem with antipsychotics is that

A) 20 to 40 percent of people with schizophrenia gain little or no relief from them.
B) they have little effect on negative symptoms.
C) they can produce tardive dyskinesia.
D) All of these.