How far was the Tsar weakened
by the First World War?

Choose all that apply. four distinct characteristics of any society are: science religion culture art economics politics

Once the plague became airborne, how could it then be spread?

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.