Answer: A. gross domestic product (GDP) per capita
The Gross Domestic Product (GDP) per capita is one measure of the wealth in each country.
Step-by-step explanation:
The Gross Domestic Product (GDP) per capita of a country can be derived by dividing the country’s Gross Domestic Product (GDP) by the population of the country. Thus, it is used in measuring the standard of living of the country which in turn shows how wealthy a country is.