By how much did total U. S. exports to Europe rise or fall between 1914 and 1917? a. They more than tripled.
b. They more than doubled.
They stayed about the same.
d. They were cut in half
C.

- 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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