Match the following types of nuclei with examples shown $\begin{array}{|l|l|} \hline \text { Column-I } & \text { Column-II } \\ \hline \text { A. Isotopes } & \text { i. } \mathrm{Li}^7, \mathrm{Be}^7 \\ \hline \text { B. Isobars } & \text { ii. }{ }_8 \mathrm{O}^{18},{ }_9 \mathrm{~F}^{19} \\ \hline \text { C. Isotones } & \text { iii }{ }_1 \mathrm{H}^1,{ }_1 \mathrm{H}^2 \\ \hline \end{array}$

• A

  A-ii, B-iii, C-i
• B

  A-i, B-iii, C-ii
• C

  A-iii, B-ii, C-i
• Correct answer
  D

  A-iii, B-i, C-ii

Hence, the correct answer is option: 'D'.