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': 'For lacerated wound, delayed primary suturing is done within \nSelect and explain. \nA. 24 hr, B. 48 hr, C. 36 hr, D. 50 hr', 'role': 'user'}, {'content': 'Answer: B \nExplanation: For clean wound, primary suturing done within 6 hr.\nFor locerated wound, delayed primary suturing is done within 48 hrs.\nFor infected wound, secandary suturing done within 10 - 14 days.', 'role': 'assistant'}]