An Inventor Has Created a Heat Engine That Extracts Energy

Multiple Choice

An inventor has created a heat engine that extracts energy from geothermal hotspots and geysers like Old Faithful at Yellowstone National Park. She claims to turn all of the geothermal energy into work. Such a device is

A) a violation of the first law of thermodynamics.
B) consistent with Clausius's statement of the second law of thermodynamics.
C) only possible for a Carnot cycle.
D) a violation of Kelvin's statement of the second law of thermodynamics.