`[Ni(CN)_(4)]^(2-), [MnBr_(4)]^(2-)and [FeF_(6)]^(3-)`. Geometry, hybridisation and magnetle moment of the ions respectively are

Options

A. Tetrahedral ,square planar, octabedral: `sp^(3), dsp^2,sp^(3)d^(2):5.9,0,4.9`
B. Tetrahedral ,square planar, octahedral: `dsp^(2), sp^(3),sp^(3)d^(2) : 0,5.9, 4.9`
C. Square planar, tetrahedral ,octahedral: `dsp^2, sp^3, d^2sp^3 :5,9,4.9,0`
D. Square planar, tetrahedral ,octahedral: `dsp^2, sp^3, sp^2 d^2: 0,5.9,4.9`

Answer

D