Question

Which robber baron became one of the wealthiest people in the world by creating a trust that controlled most of the oil refineries in the United States? A. John D. Rockefeller B. Cornelius Vanderbilt C. Andrew Carnegie D. John Jacob Astor

Answer 1

John D Rockefeller was the robber Baron

Step-by-step explanation:

Answer 2

The answer is A.

Rockefeller worked with oil, Vanderbilt did the railroads, Carnegie was leader of the American steel industry, and Astor did fur trade and invested in real estate.