Choose the odd letter group: ABC, DEF, GHI, JKL, MNO

C. JKL

Which of the following letter groups is different from the others?

D. XYZ

Choose the odd letter group: ACD, BDF, CEG, DFI, EGH

D. EGH

Select the group that does not belong:

D. NOP

Select the number that does not belong to the group.

C. 12