Answer:
U.S. citizens must comply with certain mandatory obligations, including: Obeying the law.
The wheel, plow, and writing (a system which we call cuneiform) are examples of their achievements. The farmers in Sumer created levees to hold back the floods from their fields and cut canals to channel river water to the fields. The use of levees and canals is called irrigation, another Sumerian invention.
Answer:
Men go to work either in farming or fishing or trading while women stay in home cook and sew
