Question

a journalists investigative work in the early 1900s exposed how big businesses like standard oil hurt competition, laying the groundwork for modern reporting. who was this progressive muckraker? ida tarbell nellie bly john dewey william jennings bryan

Explanation:

Ida Tarbell was a prominent muckraker. Her work The History of the Standard Oil Company exposed the monopolistic practices of Standard Oil, which hurt competition. This aligns with the description in the question. Nellie Bly was known for her investigative journalism like going undercover in an asylum and her trip around the world. John Dewey was a philosopher and educational reformer. William Jennings Bryan was a politician.

Answer:

Ida Tarbell