This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Surgery
[{'content': 'After Cleft lip operation sutures are removed on \nSelect and explain. \nA. 2nd day, B. 4th day, C. 7th day, D. 10th day', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Guidelines go rday of suture removal by Area Body region Removal Eyelid 3-4 days Eyebrow 3-5 days Nose 3-5 days Lip 3-4 days Face(other) 3-4 days Scalp 6-8 days Chest, abdomen 8-10 days Ear 10-14 days Back 12-14 days Extremities 12-14 days Hand 10-14 days Foot, sole 12-14 days Ref: Sabiston 18th edition Pgno :2134', 'role': 'assistant'}]