This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Indicators of Health, Subject name: Social & Preventive Medicine
[{'content': 'Not included in PQLI is \nSelect and explain. \nA. Income, B. Literacy, C. Life expectancy at age 1, D. Infant mortality', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) IncomeRef. K. Park 23rded. /17Components/lndicators of PQLI* Literacy rate* Infant mortality rate* Life expectancy at age 1 year', 'role': 'assistant'}]