Explanation:
minerals- is a naturally occuring inorganic solid with a chemical composition and crystalline structure.
rocks- is aggregate of more minerals some rocks are predominantly composed minerals.
There are four settled societies that each developed agriculture independently along major rivers that are traditionally considered the early river valley civilizations. The are the Mesopotamian civilizations, the Nile River civilizations, the Indus River civilizations, and the Yellow and Yangtze River civilizations.
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Answer:
Migration
Explanation:
They might want to migrate for greener pastures where opportunity are vast and the need of learning new language is important.
