Which one is correct i got it wrong

Alot of points! ! what was the greatest achievement of el libertador, simón bolívar? a. he became a military strongman in peru. b. he freed venezuelans from spanish rule. c. he bernardo o'higgins liberate chile. d. he united mexicans of all races against spain.

How did the industrial revolution give an advantage to industrialized european nations over non-industriallized nations?

Why did mobs of whites attack chinese workers