Which of the following is/are fission reaction(s) ?

Answer & explanation
Correct answer: option 4
Reactions I and II represent fission of the 232-Uranium isotope. Reaction III represents fusion of two dueterons to form a helium isotope.
Which of the following is/are fission reaction(s) ?

Correct answer: option 4
Reactions I and II represent fission of the 232-Uranium isotope. Reaction III represents fusion of two dueterons to form a helium isotope.