This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'Best drug therapy for paranoid schizophrenia in a thinly built 21-years old young male would be- \nSelect and explain. \nA. Chlorpromazine, B. Risperidone, C. Olanzapne, D. Quetiapne', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Clozapine and olanzapine cause weight gain → suitable drugs for thin built person.', 'role': 'assistant'}]