Which among the following pairs of numbers are twin primes? (a). (9, 11)(b). (13,17), (c). (29,31), (d). (59,61).

Which among the following pairs of numbers are twin primes? (a). (9, 1

1.	Which among the following pairs of numbers are twin primes? (a). (9, 11)(b). (13,17), (c). (29,31), (d). (59,61).
Answer» 9, 11 13, 17 29, 31 59, 61 Answer :CD