Component of HDI are all except-
**Core Concept**
Human Development Index (HDI) is a composite measure of well-being and development, encompassing three key dimensions: life expectancy at birth, expected years of schooling, and Gross National Income (GNI) per capita. HDI is used to rank countries based on their human development achievements.
**Why the Correct Answer is Right**
The correct answer is a component of HDI. The three dimensions of HDI are:
- **Life Expectancy at Birth**: measures the average number of years a person can expect to live.
- **Expected Years of Schooling**: measures the average number of years a child can expect to spend in education.
- **Gross National Income (GNI) per capita**: measures the income level of a country.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is not a component of HDI.
**Option B:** This option is not a component of HDI.
**Option C:** This option is not a component of HDI.
**Clinical Pearl / High-Yield Fact**
The HDI is a widely used indicator of a country's development level, but it has its limitations, such as not considering other important aspects like poverty, inequality, and environmental sustainability.
**Correct Answer:** C.