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': 'Human development index is composite of the following except - \nSelect and explain. \nA. Life expectancy at bih, B. Adult literacy rate and mean year of schooling, C. GDP, D. All', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans is 'd' i.e. Life expectancy at one year > 'b' Adult literacy rate and mean year of schooling & `c' GDP o Life expectancy at bih is a dimension of HDI (not life expectancy at one year). o According to 22nd/e of Park, options 13 & c' are not the components of HDI.", 'role': 'assistant'}]