Assertion : A metal crystallizing in bcc structure has coordination number of eight.
Reason : Each metal atom at the corner is surrounded by eight body centred atoms.

Options

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) and ( R) are incorrect.

Answer

A