The correct option is D (P-(2,3) Q-(1,3)R-(2,4)S-(2,3)
[Ni(CN)4]2− is with dsp2 hybridization and μ = 0 BM
[Ni(CO)4] is with sp3 hybridization and μ = 0 BM
[Cu(NH3)4]2+ is with dsp2 hybridization with μ = 1.732 BM
[Pd(Cl)4]2− is with dsp2 hybridization with μ = 0 BM