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: Medicine
[{'content': 'An acute syndrome of abnormal involuntary movements resembling tardive dyskinesia is associated with excessive dosage of - \nSelect and explain. \nA. Reserpine, B. Propranolol, C. Clonidine, D. Levodopa', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]