I think it’s a because it flows to the yellow river
Answer:
They left Mesopotamia to live somewhere else. It might have been because the food(animals) moved around or something, but they don't usually stick around in one place for a long time.
Explanation:
<span>Qin Shi Huang, also known as </span>Qin Shi Huangdi I believe
Population. State must have people, the number of which does not directly to relate to its existence.
Territory. A state must be comprised of land, Territory with known and recognized boundaries.
Sovereignty. ...
Government.