Three of the following four letter-clusters are alike in a certain way and one is different. Pick the odd one out.
Answer & explanation
Correct answer: option 1
1 2 3 4 5 6 7 8 9 10 11 12 13
A B C D E F G H I J K L M
↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓
Z Y X W V U T S R Q P O N
26 25 24 23 22 21 20 19 18 17 16 15 14
THE LOGIC FOLLOWED HERE IS;
1) OMSVY,
O → (-2) → M → (+6) → S → (+3) → V → (+3) → Y
2) ORUXA,
O → (+3) → R → (+3) → U → (+3) → X → (+3) → A
3) CFILO,
C → (+3) → F → (+3) → I → (+3) → L → (+3) → O
4) UXADG,
U → (+3) → X → (+3) → A → (+3) → D → (+3) → G
Thus, OMSVY is correct option.