Answer:
b. promote economic growth
Explanation:
Economic growth refers to a rise in a nation's per capita income which is accomplished by a rise in the national output and increase in the Gross Domestic Product (GDP).
Economic development on the other hand is accomplished when a nation's GDP rise is accompanied by a rise in the standard of living of it's people.
A rise in the standard of living of the people is directly related with rise in the per capita income since, per capita income is a measure depicting average income earned by a person in a region.
Thus, in order to raise the standard of living of it's people, a nation should promote economic growth.
