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History, 21.06.2019 20:10
How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.
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History, 22.06.2019 15:00
Use your historical sequencing skills. based on the timeline, which roman emperor ruled the longest?
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When the us census is completed, each state is notified how its population affects its number of con...
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