Match the following molecules/ions in List-$I$ with their respective bond orders in List-$II$:
| List-$I$ (Molecules/ions) | List-$II$ (Bond order) |
| :--- | :--- |
| $A. N_2^+$ | $I. 1.0$ |
| $B. CO$ | $II. 1.5$ |
| $C. O_2$ | $III. 2.0$ |
| $D. O_2^-$ | $IV. 2.5$ |
| | $V. 3.0$ |

• A
  $A-IV, B-V, C-III, D-II$
• B
  $A-III, B-V, C-IV, D-II$
• C
  $A-IV, B-V, C-II, D-III$
• D
  $A-V, B-IV, C-III, D-II$