Which of the following statements correctly compares the radioactive waste generated by nuclear fission and nuclear fusion?
a) Fusion produces longer-lived radioactive waste than fission since it releases higher energy.
b) Both fission and fusion generate equally long-lived radioactive waste.
c) Fission produces long-lived radioactive waste, whereas fusion produces comparatively short-lived or negligible waste.
d) Neither fission nor fusion produces any radioactive waste.