Select the letter cluster from among the given options that can replace the question mark (?) in the following series.
AGMQ, BHLP, CIKO, ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. DJJN.
A + 1 = B, B + 1 = C, C + 1 = D
G + 1 = H, H + 1 = I, I + 1 = J
M - 1 = L, L - 1 = K, K - 1 = J
Q - 1 = P, P - 1 = O, O - 1 = N