Answer:
C
Explanation:
Without a lot of competition companies can focus on being efficient
Chinese men rushed into California and American had to make a Chinese-exclusion Act which banned Chinese from coming into the US for 10 years.
The lasting legacy of the mongol empire is best described by the creation of the Silk Road.
The California Gold Rush of 1849-1855 radically transformed California, the United States and the world. ... The significant increase in population and infrastructure allowed California to qualify for statehood in 1850, only a few years after it was ceded by Mexico, and facilitated U.S. expansion to the American West.
Explanation:
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