Question

How did John D. Rockefeller amass his fortune in the oil industry?

Answer 1

In 1859, Rockefeller and a partner established their own commission firm. That same year, America's first oil well was drilled in Titusville, Pennsylvania. In 1863, Rockefeller and several partners entered the booming new oil industry by investing in a Cleveland refinery

Answer 2

In 1859, Rockefeller and a partner established their own commission firm. That same year, America's first oil well was drilled in Titusville, Pennsylvania. In 1863, Rockefeller and several partners entered the booming new oil industry by investing in a Cleveland refinery

Step-by-step explanation:

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