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: Pharmacology
[{'content': 'Antiepileptics used as analgesics are : \nSelect and explain. \nA. Carbamazepine and valproate, B. Phenytoin and valproate, C. Carbamazepine and phenytoin, D. Diazepam and Chlorpromazine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]