Answer:
D. Oregon
I apologise If this answer in incorrect.
It decreased due to the fact that many jobs were opening in the urban areas so people left their farms and houses in rural areas to get a job in a bigger city.
The major reason for President Harry Truman’s decision to use atomic bombs against Japan was the "potential loss of American lives from an <span>invasion of Japan"</span>
The answer is True. The need for new equipment in was one of the many ways framing changed in the late 1800's.