In a Small Town, Residents Begin to Notice That Earthquakes

Multiple Choice

In a small town, residents begin to notice that earthquakes seem to be occurring more frequently. Some begin to wonder whether new methods of obtaining energy may be responsible. Which of the following is the most likely culprit?

A) The extraction of oil from crude oil
B) The extraction of heavy oil from oil sands
C) Increased burning of coal to provide larger amounts of energy
D) The extraction of natural gas through fracking that is leading to movement in the bedrock
E) The use of powerful wind turbines that are environmentally friendly but disruptive