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: ENT
[{'content': "The most common site of nosebleed in a child - \nSelect and explain. \nA. Woodruff area, B. Brown area, C. Little's area, D. None", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Epistaxis is relatively common in children.\nThe most common cause of epistaxis is the mucosal maceration caused by upper respiratory infection and nose picking (trauma).\n\nThe usual site of bleeding in the anterior nasal septum, i.e.\xa0Kiesselbach\'s area (Little\'s area) “Most common cause of epistaxis in children is nose picking in the little’s area " —\xa0Pediatric emergency.', 'role': 'assistant'}]