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: Dental
[{'content': 'All of the following are included in Human development index (HDI) except: \nSelect and explain. \nA. Life expectancy at birth, B. Life expectancy at 1 year age, C. Education, D. Gross domestic Product (GDP)', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Human development index (HDI) is defined as "a composite index combining indicators representing three dimensions - longevity (life expectancy at birth); knowledge (mean years of schooling and expected years of schooling, and income (GNI per capita in purchasing power parity in US dollars)“.\nThe HDI values range between 0 to 1.', 'role': 'assistant'}]