Chinese immigrants who showed up during the nineteenth century were essentially utilized in the development of the Focal Pacific Railroad. This resistance to the Chinese movement finished with the section of the Chinese Rejection Demonstration of 1882.
Starting in 1849, Chinese immigrants came to California for a similar explanation every other person did: to get rich mining gold. However, when the central government started a lively competition to construct the western leg of the cross-country railroad, American organizations recruited Chinese workers in large numbers.
Hence option (A) is correct.
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