hybridization as it involves $(n-1)$ d orbitals for hybridization. It is an inner orbital complex.
$(K)\ K_3\ [Fe (CN)_6]$
$(L)\ [Co (NH_3)_6]\ Cl_3$
$(M)\ Na_3\ [Co (ox_3)]$
$(N)[ Ni (H_2O)_6] Cl_2$
$(O)\ K_2\ [Pt (CN_4)]$
$(P)\ [Zn (H_2O)_6]\ (NO_3)_2$