Acompany that has little competition is called ? a. refinery b. liability c. monopoly

federal power is further limited with a system of checks and balances that gives each branch of government a measure of power over the others.

explanation:

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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