Answer:
The North was the center of the industrial revolution. There were more factories, jobs, and people in the region, causing the cities to become large and densely populated.
Explanation:
<span>, the Soviets DID in fact have numerous spies in the US Govt and this was proven when the files of the KGB were opened after the fall of the Soviet Union in the 1990's. </span>
The period of 1928 - 1936 is the transition period between Hoover's presidency to Roosevelt. During his presidency, Roosevelt impose various economic policies and created Government funding of programs to combat economic problems, that may account for the differences in federal income and spending