According to the US Senate website, the correct answer is "A. each state was allotted one vote, regardless of size".
There was a debate around the compromise of the Constitution. First, some believed each state's representation should reflect their size. Later, other debated that the representation should be determinated on the number of free slaves and citizens each states had. But larger states complained, justificating that they required a greater say in government since they contributed more to the nation's defensive and financial resources than smaller states.
Small states then demanded equal representation in Congress, which was guaranteed under the Articles of Confederation.
It increased the demand for steel since steel was used to make railcars and tracks.
Steel was used to make railroad tracks and cars because it was the only metal strong enough. So the expansion of the railroad industry would mean more steel had to be used and thus it would increase the demand.
Answer:
Since Allied code-breakers had been successful in deciphering Germany's secret communications, they knew that the Nazis had fallen for the deception as D-Day approached. In the weeks leading up to the invasion, the Allies stepped up their aerial attacks on Pas de Calais to throw the Nazis off the scent.
The Allied intelligence services had helped keep the invasion site a secret by a massive disinformation campaign. They misled the Germans with fake army camps, filled with inflatable trucks and tanks, supported with dummy warships.
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