Answer: 2. the difficulty, that led chinese people to be treated unfairy was that chinese immigrants, were, when they try to pass the immigration stations during that period is Chinese immigrants were restricted by law from entering united states
This was known as the exclusion act. The main purpose of this policy was to protect the job opportunities from-
3. the united states citizen that being threaten by the availability of cheap immigrant workers
4. they endured an epidemic of violent racist attacks
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