Geometrical shapes of the complex formed by the reaction of `Ni^(2+)` with `Cl^(Θ),CN^(Θ)` and `H_(2)O` are :
A. octahedral, tetrahedral and square planar
B. tetrahdral , square planar and octahedral
C. square planar, tetrahedral and octahedral
D. octahedral , square planar and octahedral