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': 'Corpulence index is a measure of: \nSelect and explain. \nA. Copper level in the serum, B. Iron loss in faeces, C. Obesity, D. Income inequality', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Corpulence index= actual weight/ desirable weight A value above 1.2 indicates obesity Ref: Park 21st edition, page 178.', 'role': 'assistant'}]