Which statement is true? (2 points) Select one: 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.