Choose or find odd letter group - GIJK , DFGH , CEFG , ABCD

D. ABCD

Choose or find odd letter group - ACZX , BDYW , EGVT , GITR , CEUS

E. CEUS

Choose or find odd letter group - PEAR , TORE , REAP , TEAR , LEAR

B. TORE

Choose or find odd number - 15 , 21 , 24 , 28 , 30

D. 28

Choose or find odd letter group - CALORIC , DRUID , LEVEL , ELOPE , FRETFUL

E. FRETFUL