Which statement is true? a) geothermal power plants use the renewable resource of heat from within the earth to generate electricity. b) hydroelectric energy uses the energy from the sun, which is a renewable resource. c) oil is a nonrenewable resource that is hardly ever used, so there is not a concern of depleting the earth's supply. d) solar energy is a nonrenewable resource that is used by many countries all over the world.

A). Geothermal power plants use the renewable resource of heat from within the Earth to generate electricity.

Explanation:

Geothermal energy is the energy which is obtain in the form of heat liberated from water released from the earth geosphere. The hot mantle causes the boiling of the groundwater which is liberated from the hot spring. It is a renewable source of energy which means it is obtained from resource which can be replenished and can be used again. This energy is used to generate electricity.

gas and liquid