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. Tetrahedral, square planar, octahdral
C. Square planar, tetrahedral and octahedral
D. Octahdral, square planar and tetrahedral