`A, B, C` are three events such hat `P(B) = 3/4`, `P(A^c \cap B \cap C^c) = 1/3` and `P(A \cap B \cap C^c) = 1/3`, then the value of `P(B \cap C)` is -
(a) `1/12`, (b) `5/12`, (c) `1/4`, (d) `23/36`