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': 'Drug(s) used in bipolar disorder is/are. \nSelect and explain. \nA. LiCO3, B. Na valproate, C. Phenytoin, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A i.e. LiCO3; B i.e. Na valproate; C i.e. Phenytoin', 'role': 'assistant'}]