This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
HDI includes all except - 
Select and explain. 
A. Income, B. Knowledge, C. Life duration and well being, D. Standard of living
D: Standard of living
Answer: D: Standard of living 
Explanation: Ans. is 'd' i.e., Standard of living o Life expectancy at birth is a dimension of HDI (not life expectancy at one year).HUMAN DEVELOPMENT INDEX (HDDo HDI is a composite index combining indicators representing three dimensions.Components of HDIRecent (23"Ve & 22nAle of Park)Old (Previous editions)1. Longevity: - Life expectancy at birth2. Knowledey Mean years of schoolingy Expected years of schooling3. Income:-GNI per capita1. Longevity: - Life expectancy at birth2. Knowledgey Mean years of schooling (gross enrolment ratio)y Adult literacy rate3. Income: - GDP per capita