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': 'Modified kuppuswamy scale includes all except \nSelect and explain. \nA. Education of head of family, B. Income of head of family, C. Occupation of head of family, D. Income per capita', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]