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': 'In cleft lip operation all the stitches are removed on - \nSelect and explain. \nA. 2nd day, B. 4th day, C. 10th day, D. 14th day', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Stitches are removed on 5 post -op day', 'role': 'assistant'}]