The Human Development Index (HDI) is a composite measure of development focusing on:

The correct answer is: b) Literacy, health, and standard of living.

The Human Development Index (HDI) is a composite statistic of life expectancy, education, and per capita income indicators, which are used to rank countries into four tiers of human development. A country scores higher if it performs better in these areas.

The HDI was developed by the United Nations Development Programme (UNDP) in 1990 and is used to measure a country’s level of development. The HDI is based on the following three indicators:

• Life expectancy at birth: This indicator measures the average number of years a person is expected to live.
• Education: This indicator measures the mean years of schooling and expected years of schooling.
• Per capita income: This indicator measures the gross national income (GNI)
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