The correct IUPAC name of the following compound is `[Cr(NH_(3))_(5)(NCS)][ZnCl_(4)]`
A. pentaammineisothiocyanatochromium(III) tetrachlorozincate(II)
B. pentammineisothiocyanatezinc chloridechromate(III)
C. pentaamineisothiocyanatochromate(II)
D. isothiocyanatopentaamminechromium(II) zinc chloride (IV).
