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) CSMH,
C → (-10) → S → (-6) → M → (-5) → H
2) YNID,
Y → (-11) → N → (-5) → I → (-5) → D
3) JYTO,
J → (-11) → Y → (-5) → T → (-5) → O
4) IXSN,
I → (-11) → X → (-5) → S → (-5) → N
Thus, CSMN is correct option.