Why did chinese people come to American

Most Chinese laborers who came to the United States did so in order to send money back to China to support their families there. At the same time, they also had to repay loans to the Chinese merchants who paid their passage to North America.

Explanation:

They came not only for the gold rush in California, but were also hired to help build the First Transcontinental Railroad. They also worked as laborers in mining and suffered racial discrimination at every level of society. Industrial employers were eager for this new and cheap labor.

gimme Big Brain pls

answer; (a) he was a u.s senator for 38 years;