What was significant about the Big Bonanza? a. It made Henry Comstock

What was significant about the Big Bonanza?

a. It made Henry Comstock the richest man in the world.
b. It was the largest wheat farm on the Great Plains.
c. It was discovered near Pike’s Peak in California.
d. It was the richest discovery in the history of mining.
e. It indirectly led to an uprising of Sioux Indians.

ANSWER
D