Answer:
1. muckraker was Ida Tarbell. Much of her work focused on the practices of the Standard Oil Company. ... Finally, Jacob Riis was a very important muckraker. He used his pen and his camera to show the realities of many people who lived in America.
2. The muckrakers were reform-minded journalists in the Progressive Era in the United States (1890s–1920s) who exposed established institutions and leaders as corrupt. They typically had large audiences in popular magazines. ... The muckrakers played a highly visible role during the Progressive Era
Step-by-step explanation:
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