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: Social & Preventive Medicine
[{'content': "All help in assessing obesity except \nSelect and explain. \nA. Quetelet's Index, B. Ponderal Index, C. Corpulence Index, D. Sullivan Index", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]