John d. rockefeller was able to monopolize the oil market, due to a) driving out or buying other oil industries; hiring only immigrants and former slaves, so he was able to pay workers far less money; received large investments from wealthy americans that allowed him to excel quicker b) vertical consolidation- buying/driving out all other oil companies and/or entrepreneurs and horizontal consolidation- buying into all other industries needed to minimize costs, maximize profits, and dominate the oil market c) horizontal consolidation- buying/driving out all other oil companies and/or entrepreneurs and vertical consolidation- buying into all other industries needed to minimize costs, maximize profits, and dominate the oil market d) driving out or buying other oil industries; hiring only immigrants and former slaves, so he was able to pay workers far less money; invested money into the campaigns of major political leaders to avoid strict business laws

The correct answer is C) horizontal consolidation-driving/buying out all other oil companies and /or entrepreneurs and vertical consolidation- buying into all industries needed to minimize costs, maximize profits, and dominate the oil market.

John D. Rockefeller was able to monopolize the oil market due to horizontal consolidation-driving/buying out all other oil companies and /or entrepreneurs and vertical consolidation- buying into all industries needed to minimize costs, maximize profits, and dominate the oil market.

John D. Rockefeller was the owner of the Oil-Standard Company. This Company practically controlled all the oil industry from 1870 to 1911. He created a monopoly by buying almost all the other oil companies and he had a vertical consolidation acquiring transportation and warehousing companies in order to reduce costs to a minimum and maximizes profits. He controlled the production process of oil, shipment, transportation, and selling.

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

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brainliest?

the correct answer option is: weapons.

explanation:

tensions rose as the two opposing superpowers competed for 'weapons'.

referring to the cold war (1945-1991), the two superpowers, usa and ussr, experienced a phase of struggle and conflict with each other. these two superpowers considered each other as a threat to their survival and thus opted for policies to strengthen their positions.

the two superpowers never went to war with each other directly but competed for weapons to preserve their positions.