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
Drug(s) used in bipolar disorder is/are. 
Select and explain. 
A. LiCO3, B. Na valproate, C. Phenytoin, D. All
D: All
Answer: D: All 
Explanation: A i.e. LiCO3; B i.e. Na valproate; C i.e. Phenytoin