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

E. FRETFUL

Choose or find odd word - Donkey , Camel , Cow , Mule

C. COW

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

B. TORE

Choose or find odd pair of words - (Iran : Asia) , (Canberra : Australia) , (Norway : Europe) , (Algeria : Africa)

B. CANBERRA : AUSTRALIA

Choose or find odd letter group - KP , MN , HR , GT , EV

C. HR