This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
[{'content': "Obesity indices are - \nSelect and explain. \nA. Broca's index, B. Ponderal index, C. Quetelet index, D. Corpulence index", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Body mass index(quetelet&;s index) Ponderal index Broca index Lorentz&;sformula Corpulence index. Among these BMI and Broca index are widely used. BMI is used an index for obesity. Ref- Park&;s textbook of Preventive and Social Medicine 24th edition.', 'role': 'assistant'}]