How did the chinese exclusion act discriminate against chinese immigrants?

a.
chinese immigrants were prevented from mining unless they paid a fine.

b.
businesses were allowed to deny services to anyone with a chinese background.

c.
chinese immigration was almost completely banned for a period of time.

d.
white settlers were allowed to take land already settled by the chinese.

The Act was passed in 1882 under the presidentship of Chester A. Arthur in the USA.  

Chinese labor was completely banned. For the first time ban was made based on the ethnic community in the world.  

It exclusively mentioned skilled and unskilled laborers employed in the mining sector are banned. So, 'very few Chinese' could 'enter the country'.

Explanation:

these the citzens and goverment come to terms some of the amendments gave the states more power then the goverment and some protocted americans rights

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".