Tracy enters a car dealership interested in buying a new car. immediately she is greeted by a sales representative offering her water or soda and a cookie. the sales representative is likely relying on what social norm to persuade tracy to buy a car?

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 !