Choose the one which does not belong to the group?

CDFJ

The following table shows the position values of the alphabets:

Answer will be CDFJ

TUWZ - 20 → (+1) 21 → (+2) 23 → (+3)26

CDFJ - 3→ (+1) 4 → (+2)6→ (+4) 10

KLNQ - 11→ (+1) 12→ (+2) 14 → (+3) 17

RSUX - 18→ (+1) 19→ (+2) 21→ (+3) 24

We can also memorize the alphabets so that we do not do any calculation mistakes and also reduce the time to solve answers: