Which of the following is a psychotic disorder marked by delusions, hallucinations, incoherent speech, emotional flatness, and a loss of motivation?

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Schizophrenia is a psychotic disorder characterized by delusions (false beliefs), hallucinations (seeing or hearing things that are not there), incoherent speech, emotional flatness, and a loss of motivation. Dissociative identity disorder involves a disruption of identity and memory, psychopathy and antisocial personality disorder are both personality disorders characterized by a disregard for others and social norms, but they do not involve the specific symptoms of schizophrenia.

Which of the Following Is a Psychotic Disorder Marked by Delusions