Question

PLEASE HELP ME!!!!!!!!

Answer 1

So it has to be either the second or the third one, so let's focus on that. If the substance can make energy in a power plant, then it is most likely Uranium. Uranium is usually radioactive. Now the third one talks about fission, where the atoms that are unstable break apart into smaller atoms to become more stable. I'd say the second one, because it is obviously radioactive.

Answer 2

I think the answer is c