Why were people angry about the kansas nebraska act

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Explanation:

According to my knowledge from APUSH, the answer should be the 2nd one, as I am pretty sure that the rest of the answers should be incorrect. Tell me if I'm incorrect.

i think your answer there is c

roosevelt, a progressive reformer, earned a reputation as a "trust buster" through his regulatory reforms and anti-trust prosecutions. his "square deal" included regulation of railroad rates and pure foods and drugs; he saw it as a fair deal for both the average citizen and the businessmen.