In the following question, some groups of letters are given, all of which, except one, share a common similarity. Choose the odd one out.

Choose the odd one out.

A.

CGON

B.

FJQP

C.

HLTS

D.

LPXW

Correct answer is B

In all other groups, the second, fourth and third letters are respectively four, seven and one steps ahead of the first, second and fourth letters respectively.