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: Forensic Medicine
[{'content': 'Rule of 9 in burns is used to denote: NEET 14 \nSelect and explain. \nA. Depth of burns, B. Total body surface area involved, C. Severity of burns, D. Type of burns', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Total body surface area involved', 'role': 'assistant'}]