Which of the following statements about nuclear power is (are) true?
A. Nuclear power is one of the few energy sources with the potential to completely replace fossil fuels. B. Nuclear reactors generate waste that must be isolated from human contact for thousands of years. C. Approximately 17% of the world's electricity is currently generated by nuclear power. D. Nuclear power is generated through a controlled reaction of fission decay. E. All of the above statements are true.