Four letter-clusters have been given, out of which three are alike in some manner and one is different. Select the letter-cluster that is different.
Answer & explanation
Correct answer: option 3
THE LOGIC;
1) HNTZ,
H → (+6) → N → (+6) → T → (+6) → Z
2) AGMS,
A → (+6) → G → (+6) → M → (+6) → S
3) IPVA,
I → (+7) → P → (+6) → V → (+5) → A
4) VBHN,
V → (+6) → B → (+6) → H → (+6) → N
Thus, IPVA is the odd one.