In which of the following complex Δ(Crystal field spliting) <P (Pairing energy)

• A

  ${\left[{\mathrm{PtCl}}_4\right]}^{2-}$

• B

  ${\left[{\mathrm{AgF}}_4\right]}^{-}$

• C

  ${\left[\mathrm{Co}{\left(\mathrm{ox}\right)}_3\right]}^{3-}$

• D

  ${\left[{\mathrm{CoF}}_6\right]}^{3-}$