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Answer:
Explanation:
The more land an empire owned meant the more unity they needed. Kingdoms would sen. officials to small villages far from the capital to influence them with the kingdoms rule.
A) Silt deposits from river flooding made the soil more fertile.
Well, to progress through life people wanted to achieve more complex machines or ideas to make life easier.. Thats why technology advanced all throughout history except when the Roman Empire fell. Life fell back in time to the Dark ages for over 1000 years...