Which pair(s) of atoms or ions will NOT have same electronic configuration?

• A

  ${\mathrm{F}}^{ }\text{ and }\mathrm{Ne}$

• B

  ${\mathrm{Li}}^{\oplus }\text{ and }{\mathrm{He}}^{+}$

• C

  Na and K

• D

  ${\mathrm{Cl}}^{\ominus }\text{ and }\mathrm{Ar}$