Choose or find odd word - Asia , Argentina , Africa , Australia , Antarctia

B. ARGENTINA

Choose or find odd pair of words - (Newspaper : Editor) , (Film : Director) , (Stamps : Pholatelist) , (Book : Author)

C. STAMPS : PHOLATELIST

Choose or find odd letter group - BdEg , KmNp , PrSu , TwXz

D. TWXZ

Choose or find odd word - Bake , Boil , Freeze , Simmer

C. FREEZE

Choose or find odd letter group - BdE , XpD , HQu , MkV , PtZ

A. HQU