How do intensity and financial resources affect interest group success? what are single-issue groups and how effective have they been in american politics?

Hi my name is bradley i do not have the answer

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 !