Answer:
Ida Tarbell was an investigative journalist and a lecturer in America.
Step-by-step explanation:
Ida Minerva Tarbell is famously known for her exposing John D. Rockefeller’s Standard Oil Company. Her work converted into a two-volume book The History of the Standard Oil Company, and it remained a famous classic investigating report. Ida Tarbell style of work is considered to represent muckraking journalism.