Which of the following statements about renewable sources of energy is true?

A) Coal is renewable because it is derived from plant and animal residues.
B) Hydroelectricity is not renewable because the amount of water in the world is finite.
C) Geothermal energy is not renewable because energy taken from beneath Earth and cannot be replaced.
D) Methane can be renewable or nonrenewable depending upon the source.
E) Carbon dioxide is a renewable energy source because it is abundant and is constantly regenerated.