Answer:
B - The leaders of Great Britain and the Solviet Union supported dropping the bomb.
Explanation:
The Potsdam Declaration was issued by The US, Great Britain, and China in 1945.
They talked with other important people to get in a deal.
Oklahoma lands have always provided a combination of nutritious grasses and productive grain farms to the cattle industry. In the late 1880s, the open range reached to an end. Ranchers began to build closed-range ranches in Oklahoma since more railroads had made long cattle drives less necessary (Option B is the correct answer). Not only did the railroads allow the transport of cattle, but also it brought homesteaders and sheepherders to the plains. Besides, those homesteaders plowed up the prairie and enclosed the plains with barbed wire. At the same time, cattle ranchers started to fence huge tracts for their own use. As a result, conflicts between ranchers and homesteaders over land and water rights began to arise.
The action that has come to symbolize the end of the Cold War is 3. tearing down the Berlin Wall. The Wall had been formed by the Soviet Union to separate East Berlin (Soviet-controlled) from West Berlin (Western-controlled). Its fall allowed Berliners (and Germans) from the Eastern half finally make their way to the Western half.