What happened to California in 1848 that resulted in a massive influx of American settlers during the next few years?
A) The last native groups were controlled or eliminated.
B) The transcontinental railroad was completed.
C) California became part of the United States.
D) Gold was discovered in the foothills of the Sierra Nevadas.
Question 2
About how long was California a part of Mexico before it became a U.S. state?
A) 25 years
B) 50 years
C) 100 years
D) 200 years