Choose or find odd letter group - BCD , NPR , KLM , RQP , HGF

B. NPR

Choose or find odd letter group - EDCBA , PONML , UTSRQ , YXWVZ , KJIHG

D. YXWVZ

Choose or find odd letter group - MOTXYZ , GKRVWX , PSBEFG , ORNODF , CHJLMN

D. ORNODF

Choose or find odd letter group - CZHK, MLAG, XUBU, SENO, YDFP

C. XUBU

Choose or find odd letter group - CegI , FhjL , PrtV , KnpR , UwyA

D. KNPR