South Dakota, during the late 19th century the Black Hills of Dakota were one of many locations where miners moved in the Westward expansion during the gold rush. It was a location that followed the gold rush movement to Montana and Colorado.
The correct answer is 35 states
The correct answer is "by the United States during World War II". The infamous event at which the first nuclear weapons were used by a nation against another nation, was the drop of two nuclear missiles by US to Japan during World War II. This happened on August 6, 1945, the cities affected where Hiroshima and then Nagasaki. The results of the attacks were so destructive, that the end of World War II was declared.
The answer is A, Hope this helps