Assertion (A) : `CsCl` crystal, the coordination number of `Cs^(o+)` ion is `8`.
Reason (R ) : `Cl^(ɵ)` ion in `CsCl` adopt `bcc` type of packing,
A. If both `(A)` and `(R)` are correct, and `(R)` is the correct explanation of `(A)`
B. If both `(A)` and `(R)` are correct, but `(R)` is not the correct explanation of `(A)`
C. If `(A)` is correct, but `(R)` is incorrect.
D. If both `(A)` is incorrect, but `(R)` is correct.
