Which pair of important figures were muckrakers at the end of the nineteenth century?

Question

Responses

Upton Sinclair and Lincoln Steffens

Upton Sinclair and Lincoln Steffens

Samuel Gompers and Mother Jones

Samuel Gompers and Mother Jones

Andrew Carnegie and John D. Rockefeller

Andrew Carnegie and John D. Rockefeller

Theodore Roosevelt and Clarence Darrow

Answer 1

Upton Sinclair and Lincoln Steffens