Which of the following option is correctly matched Equivalent pattern 1. [^ 0-9] 2. [0-9] 3. [r\t\n\f] 4. [A-Z a-z_0-9] Name (p) \d (9) \D (r) \w (s) \s O P-2, q-1, r-3, s-4 P-1, q-1, r-3, s-4 O P-2, q-1, r-4, s-3 O P-1, q-2, r-4, s-3 None of these

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