How did American Revolution change the idea of "classes" of people?

  The American Revolution was an ideological and political revolution which occurred in colonial North America between 1765 and 1783. The American Patriots in the Thirteen Colonies defeated the British in the American Revolutionary War, gaining independence from the British Crown and establishing the United States of America, the first modern democracy.

democracy

explanation:

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.