This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Substance Related and Addictive Disorders, Subject name: Psychiatry
[{'content': 'Which of the following drug effects closely mimics "Schizophrenia". \nSelect and explain. \nA. Barbiturates, B. Cocaine, C. Phencyclidine, D. Levodopa', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Though both levodopa and cocaine can cause psychotic symptoms, phencyclidine resembles schizophrenia most closely.', 'role': 'assistant'}]