The strategy of leapfrogging called for: Soviet and American forces to take turns. nighttime bombing raids on Japanese cities. a massive assault on the main island of Japan. selectively controlling islands to cut-off Japan's supply lines.

12

Explanation:

(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.

d

step-by-step explanation:

look at the x and y axis