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': "(Weight = Height - 100) denotes which formula/ index- \nSelect and explain. \nA. Corpulence index, B. Broca index, C. Lorentz's formula, D. Ouetlef s index", 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Broca index o Has been explained in All India Dec-15", 'role': 'assistant'}]