Answer:Many Americans on the West Coast attributed declining wages and economic ills to Chinese workers. Although the Chinese composed only . 002 percent of the nation's population, Congress passed the exclusion act to placate worker demands and assuage prevalent concerns about maintaining white "racial purity."
Explanation:
Try to check google or something
<em />I think your answer would be C Jonas Salk
Answer:
The reasons are myriad and diverse
