The chinese exclusion act of 1882
a. barred u. s. cities from hiring chinese workers.
b. prohibited chinese laborers from entering the country.
c. stripped chinese americans of their u. s. citizenship.

The Chinese Exclusion Act of 1882 prohibited Chinese laborers from entering the United States (B). This law signed by President Chester Arthur in 1882 was one of the most significant restrictions on immigration in American history. 

These islands/chinampas then provided rich soil for crops with easy access to water. i hope this is correct, im so sorry if its not !

South carolina was so angry about the election of lincoln that they seceded from the union on december 20, 1860. they attacked fort sumter later, on april 12, 1861.