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: Surgery
[{'content': 'Best time for surgery in case of combined unilateral cleft lip\nand hard palate is \nSelect and explain. \nA. 15-18 months, B. 3 - 6 months, C. 6 - 9 months, D. 9- 15 months', 'role': 'user'}, {'content': 'Answer: A \nExplanation: If cleft is in hard palate surgery is done between 15-18 months.', 'role': 'assistant'}]