Answer:
D. John D. Rockefeller
Step-by-step explanation:
You want to know who benefited most from the use of oil in the late 1800s in the US.
Oil Baron
John D. Rockefeller invested in a Cleveland OH oil refinery in 1863, going on to found the Standard Oil Company in 1870. By the 1890s, he controlled about 90% of the pipelines and refineries for oil, becoming one of the wealthiest men in the world.
Critics accused Rockefeller of using unethical business practices to eliminate his competitors. In 1911, he was found in violation of antitrust laws. Subsequently, Standard Oil was broken into more than 30 separate companies.
John D. Rockefeller, choice D, found the use of oil most beneficial.