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': 'Which of the following mood stabiliser has anti suicide property? \nSelect and explain. \nA. Lithium, B. Carbamazepine, C. Valproate, D. Lamotrigine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Lithium is a mood stabliser which has been found to decrease the suicidal tendency.', 'role': 'assistant'}]