What will come in place of question mark (?) in the following series.
DIB, HMF, LQJ, ?

Given: DIB, HMF, LQJ, ?

Logic: Letters are increasing + 4 place in English alphabetical order.

D + 4 → H, I + 4 →M, B + 4 → F

H + 4 → L, M + 4 → Q, F + 4 → J

L + 4 → P, Q + 4 → U, J + 4 → N

The missing term is PUN.

Thus, correct option is (c).