A tosses a coin. If it shows a tail, "A asked to roll a die and A's score is the number that die shows. lfthe coin shows a head, 'A' is asked to toss five more coins and As score is that total number of heads shown including the first coin. If A tells you only that his score is 3 and if P is the probability that 'A' rolled a die, then [1/P] is equal to (where [] is greatest integer function) (A) 3 (B) 2 (C) 1 (D) None of these