`A_(3)B_(2)` is a sparingly soluble salt with molar mass `M(gmol_(-))` and solubility `x` gm `litre_(-1)`, the ratio of the molar concentration of `B^(3-)` to the solubilty product of the salt is `:-`

Options

A. `108(x^(5))/(m^(5))`
B. `(1)/108(M^(4))/(x^(4))`
C. `(1)/(54)(M^(4))/(x^(4))`
D. None of these