Gold,gold discovery set off the gold rush of 1849
Explanation:
On January 24, 1848, James W. Marshall discovered gold on the property of Johann A. Sutter near Coloma, California. A builder, Marshall was overseeing construction of a sawmill on the American River
the correct answer to this question would be d. Many African Americans were essentially returned to a state of slavery.
In other words to answer this question, a form of slavery is people being forced to work at little to no pay. Therefore since people could be legally forced to work, this is considered a form of slavery.
B.......................................
The correct answer is the 1st answer choice I believe.
Hope this helps you!! (:
Can you only choose one?? All of them are practically correct.