Slang is the name for words and expressions from a specific time
Answer:
1) large population centers; (2) monumental architecture and unique art styles; (3) shared communication strategies; (4) systems for administering territories; (5) a complex division of labor; and (6) the division of people into social and economic classes.
Source: Key Components of Civilization - National Geographic Society
Answer:
It was, why was it a problem?
Explanation:
