Who was a notable critic of Rockefeller's business practices?
Mark Twain
Ida Tarbell
Upton Sinclair
Ernest Hemingway
Answer
Ida Tarbell was a notable critic of John D. Rockefeller's business practices. She wrote extensively about his company, Standard Oil, and its monopoly power.
The Rockefeller Riddle: Unleashing the Legacy of John D. Rockefeller