Question

which statement best describes standard oil in the late 1800s? standard oil controlled only a small number of the nations oil refineries. standard oil controlled only the means and methods of oil production. standard oil was a single business that operated in a small region. standard oil owned ninety percent of all oil refineries in the united states.

Explanation:

In the late 1800s, Standard Oil, under John D. Rockefeller, became a dominant force in the oil - refining industry in the United States. It used various business tactics to gain control over a large portion of the nation's oil - refining capacity.

Answer:

Standard Oil owned ninety percent of all oil refineries in the United States.