The answer choices are- U. S. Constitution is written

The Civil Rights Movement

Two world wars take place mostly in Europe

The American Revolution is fought

True. you know, tools like shovels.

To solve their problems, mesopotamians used irrigation, a way of supplying water to an area of land. to irrigate their land, they dug out large storafe basins to hold water supplies these ditches brought water to the feilds. to protect their feilds from flooding, farmers built up the banks of the tigris and euphrates.hope ths !