question: Q:A 27-year-old man is brought to the emergency department from a homeless shelter because of bizarre behavior. He avoids contact with others and has complained to the supervising staff that he thinks people are reading his mind. Three days ago, he unplugged every electrical appliance on his floor of the shelter because he believed they were being used to transmit messages about him to others. The patient has schizophrenia and has been prescribed risperidone but has been unable to comply with his medications because of his unstable living situation. He is disheveled and malodorous. His thought process is disorganized and he does not make eye contact. Which of the following is the most appropriate long-term pharmacotherapy?? 
  {'A': 'Intravenous propranolol', 'B': 'Oral haloperidol', 'C': 'Intramuscular benztropine', 'D': 'Oral diazepam', 'E': 'Intramuscular risperidone'},