which of the following best describes upton sinclair, ida tarbell, and frank norriss impact on…

which of the following best describes upton sinclair, ida tarbell, and frank norriss impact on journalism?\nthey were among the first to publicize immoral, corrupt practices of large industries.\nthey pointed out how racial discrimination still plagued america, even after the civil war.\nthey spurred the supreme court to break up the standard oil trust.\nthey discouraged readers from taking action against corruption.
Answer
Answer:
They were among the first to publicize immoral, corrupt practices of large industries.
Brief Explanations:
Upton Sinclair, Ida Tarbell, and Frank Norris were muckrakers. Sinclair exposed the meat - packing industry in The Jungle, Tarbell detailed Standard Oil's unethical practices, and Norris wrote about corporate greed. Their work publicized industrial corruption.