Concept:Find the odd letter-cluster by checking gaps between consecutive alphabet positions.Explanation:A. MNPS: 13,14,16,19 gives +1,+2,+3.B. GHJM: 7,8,10,13 gives +1,+2,+3.C. TUXZ: 20,21,24,26 gives +1,+3,+2.D. BCEH: 2,3,5,8 gives +1,+2,+3.Only C does not follow the +1,+2,+3 pattern.Answer:Option C: TUXZ is the odd one out.