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': "Body mass index is also known as - \nSelect and explain. \nA. Brocca's index, B. Corpulence index, C. Quetelet's index, D. Lorentz's formula", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Body mass index or quetelet&;s index = weight in kg / height in metre square. Ref- Park&;s textbook of Preventive and Social Medicine 24th edition. .', 'role': 'assistant'}]