which of the following is used in a nuclear reactor?\na uranium\nb barium\nc neon\nd all of the above

which of the following is used in a nuclear reactor?\na uranium\nb barium\nc neon\nd all of the above
Answer
Brief Explanations:
Uranium is a common nuclear fuel used in nuclear reactors for nuclear fission reactions. Barium and neon are not used as nuclear fuels in nuclear reactors.
Answer:
A. Uranium