Select the letter-cluster that can replace the question mark (?) in the following series.
DAC, GWH,JSM, MOR, ?
Answer & explanation
Correct answer: option 2

Explanation:
DAC, GWH,JSM, MOR, ?
The logic followed here is :
D → (+3) → G → (+3) → J → (+3) → M → (+3) → P
A → (-4) → W → (-4) → S → (-4) → O → (-4) → K
C → (+5) → H → (+5) → M → (+5) → R → (+5) → W
So, the letter-cluster that replaces the (?) to complete the series is "PKW'