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': 'The treatment of Acute Manic Episodes is: \nSelect and explain. \nA. ECT, B. Lithium, C. Diazepam, D. Sodium valproate', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Sodium valproate', 'role': 'assistant'}]