The city of Butte, Montana has been designated a U.S. National Historic Landmark because of the area's historic connection with what industry?
A) Logging
B) Ranching
C) Farming
D) Mining
Question 2
The discovery of what resource near Butte, Montana caused a huge boom in the region in the 1880s and 1890s?
A) Oil
B) Coal
C) Precious metals
D) Uranium