Which of the following statement$(s)$ is/are true in respect of nuclear binding energy?
$(i)$ The mass energy of a nucleus is larger than the total mass energy of its individual protons and neutrons.
(ii) If a nucleus could be separated into its nucleons, an energy equal to the binding energy would have to be transferred to the particles during the separating process.
(iii) The binding energy is a measure of how well the nucleons in a nucleus are held together.
(iv) The nuclear fission is somehow related to acquiring higher binding energy.

• A
  Statements $(i)$, $(ii)$ and $(iii)$ are true
• B
  Statements $(ii)$, $(iii)$ and $(iv)$ are true
• C
  Statements $(ii)$ and $(iii)$ are true
• D
  All the four statements are true