Old Faithful is now less predictable because of ________.
A) earthquakes in the 1980s
B) lessening rainfall because of climate change
C) human changes to the landscape around the geyser
D) cooling of Yellowstone's underground magma chamber
E) the natural damming of the Firehole River

Question

Quizplus · Accepted Answer

The earthquakes in the 1980s, which were caused by movement of underground magma, have disrupted the underground plumbing of Old Faithful and made it less predictable.

Old Faithful Is Now Less Predictable Because of ________