Under the truman doctrine, the united states provided assistance to a. bolster weakening support for democracy. b. countries rebuilding after war. c. threaten soviet aid efforts. d. countries threatened by communism.

Which quantities decrease as the distance between a planet and the sun increases? check all that apply.

How does the constitution limit the power of the federal government

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.