Statement -1 Sound produced by an open organ pipe is richer than the sound produced by a closed organ pipe.
Statement -2 Outside air can enter the pipe from both ends, in case of open organ pipe.
(a) If both the statements are true and the statement - 2 is the correct explanation of statement - 1.
(b) If both the statements are true but statement - 2 is not the correct explanation of the statement - 1.
(c) If statement - 1 true but statement - 2 is false.
(d) If statement - 1 is false but statement - 2 is true.