Which statement comparing examples of renewable and nonrenewable resources is true?	    A. Solar energy is a renewable resource because it can't be used up, but oil is a nonrenewable resource because it will eventually run out.    B. Both solar energy and oil are renewable resources because they will never run out.    C. Solar energy is a nonrenewable resource because it can't be used up, but oil is a renewable resource because it will eventually run out.    D. Both solar energy and oil are nonrenewable resources because they will eventually run out.