Question

Which muckraker contributed to breaking up the Standard Oil Company monopoly?

Lewis Hine
Upton Sinclair
John Spargo
Ida Tarbell

Answer 1

Ida Tarbell is the muckraker who contributed to breaking up the Standard Oil Company monopoly. Her investigative journalism, particularly her series of articles published in "McClure's Magazine," exposed the unethical practices of Standard Oil and helped to raise public awareness, leading to antitrust actions against the company.