What effect did the invention of irrigation systems have on both ancient Egypt and Mesopotamia? A.
It helped to cause flooding in the areas around the rivers.
B.
It brought fresh-water supplies to desert areas.
C.
It increased trade across the Mediterranean Sea.
D.
It reduced farmers’ dependence on aid from the pharaoh.

Please help I need it for a test asa

2points which option best completes the diagram? humanitarian aid as a tool of foreign policy the united states provides humanitarian aid to rebuild after an earthquake. the country supports u. s. interests. o a. more educated citizens are more likely to create a democratic government o b. the citizens and government have a positive attitude toward the united states. o c. more prosperous citizens have money to spend. o d. the country's government discovers a new natural resource.