A fair die is tossed repeatedly. A wins if it is `1` or `2` on two consecutive tosses and `B` wins if it is `3,4,5` or `6` on two consecutive tosses. The probability that `A` wins if the die is tossed indefinitely is
A. `(1)/(3)`
B. `(1)/(4)`
C. `(5)/(21)`
D. `(2)/(5)`