Four letter-clusters have been given, out of which three are alike in some manner and one is different. Select the odd letter-cluster.
Answer & explanation
Correct answer: option 2
GIK ⇒ G →(+2)→ I →(+2) → K
TUV ⇒ T →(+1)→ U →(+1)→V (THIS IS ODD)
BDF ⇒ B →(+2)→ D →(+2) → F
NPR ⇒ N →(+2)→ P →(+2) → R