Which power plant produces a renewable energy that harnesses heat from the earth and converts it into electrical energy that can be wired into our homes and other establishments?

The magma from a nearby volcano heats the water in the reservoir and converts it into steam. The steam drives the turbine. Which energy transformation illustrates the mentioned statements?

Which of the following statements explains the mechanical to electrical energy transformation in a geothermal powerplant? 

All active volcanoes can produce energy, which volcano is a good source of geothermal energy?

Where is the best place to construct a geothermal powerplant?