My mom will yell at me if i fail.. and ima report yo a. s.s if yo gimme a link Which statement best explains why California developed a diverse population?

a
State laws banning racial discrimination attracted African Americans and Native Americans
b
Many Chinese people migrated there to work on the railroads, acquisition of the Mexican Cession area, and economic opportunities during the Gold Rush
c
Abolitionists moved from the North to vote against slavery

B. Many Chinese people migrated there to work on the railroads, acquisition of the Mexican Cession area, and economic opportunities during the Gold Rush.

Explanation:

The popularity of the Gold Rush spread all over the world, especially to China. By 1851, over 25,000 Chinese immigrants left home & moved to California, a land some called gam saan, or "gold mountain." Some immigrants eventually worked on the Transcontinental Railroad, which was finished in 1869.

what are local authorities doing to fix the problem

explanation: