This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Social science, Mental health & Genetics, Subject name: Social & Preventive Medicine
[{'content': "Kuppuswamis's classification is based on all except - \nSelect and explain. \nA. Income, B. Occupation, C. Education, D. Type of house", 'role': 'user'}, {'content': "Answer: D \nExplanation: Kuppuswamis's classification is based on 1.education 2.occupation 3.income which is not based on type of house ref ;(page no;746)25td edition of PARK's textbook of Preventive and Social medicine", 'role': 'assistant'}]