Who was the leader of an allied nation during the war in europe?

a. adolf hitler
b. george patton
c. benito mussolini
d. joseph stalin

The Allies were the winning countries of the Second World War against the Axis Countries.  The Axis was formed by Germany, Japan and Italy.

The allied countries were basically the same ones that formed the Triple Entente during the First World War. At the helm of this coalition force were the United States, the United Kingdom, and the Soviet Union.

The leader of the Soviet Union at the time was Joseph Stalin.

Therefore, the fourth alternative is correct (D).

(d) rivers.

explanation:

civilizations developed around rivers because their waters provided places to hunt and fish. also, as the rivers flooded, the lands around them became fertile. this allowed them to support farming. this is especially true of the nile river, which flooded the same time each year.