Question

Lincoln Steffens was considered a reformer specifically because he
was a journalist.
wrote about modern issues.
was wealthy and born in the United States.
worked to expose problems in business and in politics.

Answer 1

Worked to expose problems in business and in politics.

As a muckraking journalist (author of pieces collected in The Shame of the Cities), Steffens investigated and publicized corruption in city governments and business, helping spur reform.