multiple choice 2 points what business practice did rockefeller use to become \the most powerful man in the…

multiple choice 2 points what business practice did rockefeller use to become \the most powerful man in the country\? infrastructure expansion monopoly hostile takeover profit consolidation
Answer
Brief Explanation:
Rockefeller used monopolistic practices in the oil - industry. He created Standard Oil and through methods like horizontal integration, he controlled a large portion of the oil - related businesses, eliminating competition.
Answer:
B. monopoly