Choose or find odd number - 7359 , 1593 , 9175 , 3781 , 9317

D. 3781

Choose or find odd word - Apple , Mango , Potato , Orange

C. POTATO

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

C. COW

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

C. HR

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

E. CEUS