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': 'Physical quality of life index (PQLI) includes all, EXCEPT: \nSelect and explain. \nA. Literacy, B. MMR, C. IMR, D. Life expectancy at 1 year', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Physical quality of life index (PQLI) includes Infant moality rate, Life expectancy at 1 year and literacy. Ref: Park, 20th Edition, Page 16.', 'role': 'assistant'}]