During the 1970s, why did the population of the united states change?
a)many blue-collar workers moved to the northeast and midwest
b) fewer people left large cities to live in suburbs
c) workers moved away from the sunbelt of the south and west
d) many immigrants arrived from latin america and asia

c) workers moved away from the sunbelt of the south and west.

Explanation:

Population is the total number of specie in an habitat, society or country from which a statistical sample is drawn. Various factors causes a change in population of species in a geographic are. Some of the factors are, birth rate, death rate, immigration etc

During this era, a lot of young people moved from one geographic region to another. Thus immigrant caused a major change in the population of the United State during 1970. Most workers moved away from the sunbelt of the south and west.

where is the diagram

the correct answer is a) egypt and china.

egypt and china are two of the world’s oldest civilizations known by man. both ancient empires have left a great historic and cultural legacy to the world through archeology. both civilzations developed complex social relations, had deep religious beliefs, had dominion of agriculture and left writing records to understand their customs and culture.

among the requirements to consider a civilization, we find urbanization, writing records, a place of residence, agriculture methods, technological specialization, means of transportation, currency, population density, social stratification, and political integration.