Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
ICT, FES, CGR, ZIQ, ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. WKP.
I - 3 = F, F - 3 = C, C - 3 = Z, Z - 3 = W
C + 2 = E, E + 2 = G, G + 2 = I, I + 2 = K
T - 1 = S, S - 1 = R, R - 1 = Q, Q - 1 = P