Out of `Ca^(2+) ,Al^(3+), Fe^(3+), Mg^(2+)` and `Zn^(2+)` the reagents `NH_(4)Cl` and aqueous `NH_(3)` and precipitate

Out of `Ca^(2+) ,Al^(3+), Fe^(3+), Mg^(2+)` and `Zn^(2+)` the reagents `NH_(4)Cl` and aqueous `NH_(3)` and precipitate
A. `Ca^(2+), Al^(3+)`
B. `Al^(3+), Fe^(3+)`
C. `Fe^(3+), Mg^(2+)`
D. `Mg^(2+), Zn^(2+)`

Out of `Ca^(2+) ,Al^(3+), Fe^(3+), Mg^(2+)` and `Zn^(2+)` the reagents `NH_(4)Cl` and aqueous `NH_(3)` and precipitate

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