The women's-rights movement in the United States was first started by women who A.) faced economic discrimination in the workplace
B.) had experience in other social-reform movements
C.) were important figures in the Second Great Awakening
D.) had an impact on the outbreak of the Revolutionary War

A.) faced economic discrimination in the workplace

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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d.)   when the us left nato after the end of the cold war and they had to evolve to focus on more humanitarian measures with the smaller budget