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': 'Whole hand burns represent what percentage of total body surface area: \nSelect and explain. \nA. 1%, B. 9%, C. 18%, D. 27%', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans: A i.e. 1% Percentage of burns The patients whole hand is 1% TBSA, and is a useful guide in small burns Each upper limb and head & neck is 9% as per rule of nine Each lower limb & torso, each side is 18%', 'role': 'assistant'}]