-What Motivated Whites to Attack and Kill 28 Chinese Miners

-What motivated whites to attack and kill 28 Chinese miners in Rock Springs, Wyoming, as shown in this 1885 drawing from Harper's Weekly?

A) Whites feared that the Chinese population in the West would be larger than their own.
B) Whites suspected the Chinese of plotting a violent overthrow of local authorities.
C) The Chinese had been taking over the claims that white prospectors had on local mines.
D) The Chinese were perceived as a job threat and responsible for lowering wages.