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 3
HGF ⇒ H →(-1)→G→(-1) →F
RQP ⇒ R →(-1)→ Q →(-1) → P
UVW ⇒ U →(+1)→ V →(+1) → W (ODD)
LKJ ⇒ L →(-1)→K→(-1) →J