If `A` & ``B are mutually exclusive and `P(B) \ne 0` then `P(A | \bar{B})` is -
(a) `\frac{1}{P(B)}` (b) `\frac{1}{1 - P(B)}` (c) `\frac{P(A)}{P(B)}` (d) `\frac{P(A)}{1 - P(B)}`