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': 'If suture marks are to be avoided, skin sutures should be removed by - \nSelect and explain. \nA. 72 hours, B. 1 week, C. 2 weeks, D. 3 weeks', 'role': 'user'}, {'content': 'Answer: B \nExplanation: • Suture marks may be minimised by using monofilament sutures that are removed early (3–5 days).\n• Sutures inserted under tension will leave marks.\n• The wound can be strengthened post suture removal by the use of sticky strips.\n• Fine sutures (6/0 or smaller) placed close to the wound margins tend to leave less scarring.\n• Subcuticular suturing avoids suture marks either side of the wound or incision.', 'role': 'assistant'}]