Each take on one task for the President so that he does not have to overload himself with work.
America's view in the Vietnam was fear. Fear drove them to participate in the war. Why fear? They were afraid Vietnam would become communist because if they became communist they would support or have the support from the Soviets. If this were to happen Vietnam could've became a missile launching spot for the soviets if America wouldn't have participated.
It's my best explanation from what I remember and from what I think. Hope it's helpful to you.
Answer:
Technology. Sumerians invented or improved a wide range of technology, including the wheel, cuneiform script, arithmetic, geometry, irrigation, saws and other tools, sandals, chariots, harpoons,
Explanation:
The most likely effect of the scarcity of potato crops in this region is that demand has dropped, since people are looking to other crops to satisfy their needs.