Choose or find odd letter group - RTW , QOM , IKG , IKM , BDF

A. RTW

Choose or find odd letter group - HSIRJ , FTGSH , DWEVF , AZBYC

B. FTGSH

Choose or find odd word - Mew , Howl , Bark , Grunt , Shout

E. SHOUT

Choose or find odd pair of words - (Pascal : Pessure) , (Watt : Power) , (Ampere : Current) , (Radian : Degree) , (Joule : Energy)

D. RADIAN : DEGREE

Choose or find odd word - Arc , Diagonal , Tangent , Radius , Diameter

B. DIAGONAL