What should come in place of the question mark (?) in the given series based on the English alphabetical order?
DGC HKG LOK PSO ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. TWS.
D + 4 = H, H + 4 = L, L + 4 = P, P + 4 = T
G + 4 = K, K + 4 = O, O 4 = S, S+ 4 = W
C + 4 = G, G + 4 = K, K + 4 = O, O + 4 = S