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Answer: <u>
C. James K. Polk </u></h3>
Explanation: <u>James K. Polk was president who publically confirmed accounts of an abundance of gold in California in 1848.</u>
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what app?
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sorry this needed to be 20 characters long lol
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Key Takeaways Large-scale domestic manufacturing, concentrated in the North, decreased dependence on foreign imports and resulted in an increase in wage labor. The power of the federal government grew under Henry Clay 's American System, which led to many improvements in the form of expanded roadways and canal systems.
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