Explanation:
At Yalta, Roosevelt and Churchill discussed with Stalin the conditions under which the Soviet Union would enter the war against Japan and all three agreed that, in exchange for potentially crucial Soviet participation in the Pacific theater, the Soviets would be granted a sphere of influence in Manchuria following
It was located near both the Tigris and Euphrates rivers, making it an ideal spot for food production that could sustain a large population. The Abbasids built Baghdad from scratch while maintaining the network of roads and trade routes the Persians had established before the Umayyad Dynasty took over.
the answer is D. hope this helps!
B. Alexander the great , Have a nice day!