Answer:
Ida Tarbell’s book "The History of the Standard Oil Company" do unveiled the unfair monopolistic practices carried out by John Rockefeller to constitute his predominance in the oil business.
Step-by-step explanation:
Ida Tarbell was an American professor, writer and journalist, considered one of the main "muckrakers" of the Progressive Era of the late nineteenth and early twentieth century and a pioneer of investigative journalism.
She is known for her research on John D. Rockefeller and the Standard Oil Company, published in series by McClure's Magazine from 1902 to 1904; his investigations exposed the unfair monopolistic practices practiced by the company until the Supreme Court of the United States decided to dissolve the monopoly.