Question

the female journalist who made her mark investigating industries and corruption, specifically standard oil.
a. tarbell
b. wells barnett
c. bly
d. steffen

Explanation:

Ida Tarbell was a prominent muckraking journalist known for her investigative work on Standard Oil. Her series of articles exposed the company's monopolistic practices and corruption. Wells Barnett was an African - American journalist and civil rights activist focused on anti - lynching and other racial issues. Bly was a journalist known for her undercover and adventurous reporting (e.g., imitating a mental patient). Steffen was a muckraking journalist but focused more on urban and political corruption in cities rather than specifically Standard Oil.

Answer:

A. Tarbell