Answer:
HDI-human development index
the colum below shows schooling years(education part of HDI)-shows how "intelligent" a country is which indirectly relates to how much income is earned.
A very large range of countries are shown and as the poorer the country gets so does the level and amount of education
Explanation:
HDI is is a statistic composite index of life expectancy, education, and per capita income indicators, which are used to rank countries into four tiers of human development.
B. An atoms energy level doesn’t have the maximum number of electrons.
Atoms bond in order to film their outer energy shells.
Transform/conservative plate boundary.
hope it helps c:
The answer is Crude birth rate
Those geographic helped to protect the Roman Empire.