The event led to a rapid population increase in California in the late 1840s is the discovery of Gold in California. Due to the discovery of Gold a lot of people like miners and traders settle in California and thus starting the Gold Rush in late 1840s. Also due to the Gold Rush in California a large number of foreigners and people around the globe flocked in California for gold.
Issues like the workers felt that the employers were under paying them/ low wages, working conditions and benefits and more.
The answer to this question is probably C. Hope this helps!
It was a representative government
B. The companies charged with tax fraud were generally family owned and based in one state
