A. the empire was too large to keep united
Answer: Gold rush and mining opportunities as well as the Westward Expansion. The opportunity to work in the cattle industry; to be a “cowboy” Faster travel to the West by railroad; availability of supplies due to the railroad. The opportunity to own land cheaply under the Homestead Act.
C. Federal Government
The heart of the Tenth Amendment is that the federal government has only those powers explicitly listed in the Constitution and all other powers are reserved to the States and to the people, and “therefore explicitly denied to the federal government.”
Explanation:
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