`PH_(3)` (Phosphine) when passed in aqueous solution of `CuSO_(4)` it produces:
A. blue precipitate of `Cu(OH)_(2)`
B. dark blue solution of `[Cu(PH_(3))_(4)]SO_(4)`
C. black precipitate of `Cu_(3)P_(3)`
D. colourless solution of `[Cu(H_(2)O)_(4)]^(+)`
