Choose the odd one out.

The odd one out is C. DGJ.

The other options, A. BEH, B. CFI, D. EHL, and E. FIL, all have the same number of letters. C. DGJ has 3 letters, while the others have 4 letters.

A. BEH has 3 letters: B, E, and H.
B. CFI has 4 letters: C, F, I, and H.
D. EHL has 4 letters: E, H, L, and H.
E. FIL has 4 letters: F, I, L, and L.