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': 'Povey index does not include? \nSelect and explain. \nA. Long life, B. Knowledge, C. Standard of living, D. Income', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Income REF: Park 20th edition, page 17 Human povey index: Introduced in 1997 Dimensions used are Long and healthy life Knowledge Standard of living Note: HPI for INDIA- 31.3%', 'role': 'assistant'}]