Which of the following was NOT true about the "Safety Valve Theory?" A. it supported the Homestead Act of 1862
B. it released pressure in competition for employment in the big cities
C. many people left the cities and moved West in support of it
D. it was used to promote settlement in the West

The correct answer is D.

Explanation:

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b. major john c. frémont led a rebellion called the bear flag revolt.

explanation:

during the bear flag revolt, from june to july 1846, a small group of american settlers in california rebelled against the mexican government and proclaimed california an independent republic. the republic was short-lived because soon after the bear flag was raised, the u.s. military began occupying california, which went on to join the union in 1850. the bear flag became the official state flag in 1911.

the answer is a. laws were enacted in the aftermath of the plot to make it harder to free slaves,increasing sectionalism