Answer:
a. GDP per person.
Explanation:
The gross domestic product is the sum of all final goods and services produced in an economy within a given period which is usually a year.
GDP = Consumption spending + Investment spending + Government Spending + Net Export
GDP per person = Real GDP / population.
The GDP per person calculates the standard of living of people in a country.
The higher the GDP per person, the higher the standard of living.
I hope my answer helps you
