The plentiful food production brought about by farming along the Tigris and Euphrates Rivers allowed Mesopotamian villages and towns to develop into city-states that were nearly self-sufficient. True or False

Yes, it is true that the plentiful food production brought about by farming along the Tigris and Euphrates Rivers allowed Mesopotamian villages and towns to develop in this way, since they did not need to import crops or good, and because they didn't need to move frequently to find food.