Question

how did john d. rockefeller vertically integrate his monopoly in 1882? he created a trust that controlled oil wells, refineries, and distribution networks. he created a trust that controlled ninety percent of the nation’s oil refineries. he purchased coal plants around the country to add to his business. he purchased iron mines around the country to add to his business.

Explanation:

Vertical integration involves controlling different stages of production. Rockefeller's trust controlled oil - related processes from wells to distribution.

Answer:

He created a trust that controlled oil wells, refineries, and distribution networks.