This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
[{'content': 'An adult whose both lower limbs are charred along with genitalia has.......... burns \nSelect and explain. \nA. 18%, B. 19%, C. 36%, D. 37%', 'role': 'user'}, {'content': 'Answer: D \nExplanation: .both legs+genitalia = 2 x 18 + 1 = 37 each upper extremity 9% of TBSA each lower extremity 18% of TBSA anterior or posterior trunk 18% of TBSA head and neck for 9% perineum for 1% Ref. SRB 5th ed.pg 129', 'role': 'assistant'}]