Answer:
An abstract noun is a noun that can not be seen or touch
The correct answer is "It created a controversy that influenced President Roosevelt to take action".
Sinclair's "The Jungle", aimed to win the hearts of Americans and lead their convictions towards socialism. However,<u> the biggest impact the book ended up having on the public, was its criticism of the meatpacking industry and exposure of their unsanitary practices</u>.
Although President Roosevelt was outraged at first, he ended up passing the Meat Inspection Act and the Pure Food and Drug Act to control the situation. In a public release he stated: "Radical action must be taken to do away with the efforts of arrogant and selfish greed on the part of the capitalist."
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Rockefeller used the size of his company Standard Oil to negotiate preferential rates with railroad companies to transfer his oil in the refinement process. By gaining the upper hand in transportation costs, he was able to horizontally integrate his competitors into his firm working to establish a monopoly in the American oil industry.
The VERY first ones started along the Yellow River.