I believe the correct answer is C, but I'm 100% on this. Hope this helped though!
-TTL
The answer is never because there's no electricity
Well, i checked my cereal box and it says "net wait g (500)" so it's probably Grams
Answer = (C.) g
Water. The energy from the fission reaction is used to heat water. The water vaporizes which causes pressure rise. The pressure is used to drive a turbine which runs a generator.
I hope this helps.