Social classes distinguished the first civilizations from earlier human societies.
What is civilizations?
A complex human society with specific traits of cultural and technological progress is referred to as “civilization.” This society is typically made up of many cities.
The primary traits of the first civilization, such as major population concentrations, common communication techniques, massive building, distinctive artistic styles, a sophisticated division of labor, and the segregation of people into social and economic classes.
As a result, option (d) Social classes is accurate.
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