Q. 24 For Σ = {a, b}, let us consider the regular language
L = {x ∣ x = a2 + 3k or x = b10 + 12k, k ≥ 0}
Which one of the following can be a pumping length (the constant guaranteed by the pumping lemma) for L?
(A) 3
(B) 5
(C) 9
(D) 24
Answer: (D)
Explanation: