The muckrakers of the early 1900's attempted to 1 gain Federal support for big business

2 take steps to reduce the influence of labor
unions

3 expose corruption and social problems in the
nation

4 involve the nation in a war

answer: it b

explanation:

cuz l   said so

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

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