List three ways in which the railroads helps North Carolina make progress as a state which one was important !!!

North Carolina Railroad's financial success made some wonder whether politicians and their friends unduly benefited from the railroad’s construction. For instance, the North Carolina Railroad passed through Hillsborough, Salisbury, and Concord--all three, hometowns of politicians, who strongly supported the construction of the railroad.

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.elections are held to determine who serves in congress.

the outcome of 1970 oil crisis in united states was that, they began to search ways on how to reduce oil.

in 1970 was a period when there were energy and oil crisis. those who were major centers for industrialization were forced to keep way from supplying of petroleum.

some of the result of this crisis was economic growth became stagnant because prices of oil surged.

due to the increased prices some countries like mexico and norway benefited.