Why do you think the great plains region of the United States did not vote for FDR during the 1940 election

The voters of the Great Plains had voted for Roosevelt in 1932, hoping that the emerging New Deal coalition could get the country out of the economic depression. However, by 1940 there had been a new economic decline that brought unemployment and criticism of the New Deal, leading to many programs to be ended.

So in the 1940 election, the Great Plains went back to voting for the Republicans

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

the correct answer is b

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