Match List I with List II:
List I (Complexes) List II (Hybridization)
a) [Ni(CO)₄] i) sp³
b) [Cu(NH₃)₄]₂ ii) dsp²
c) [Fe(NH₃)₆]²⁺ iii) sp³d²
d) [Fe(H₂O)₆]²⁺ iv) d²sp³