Choose or find odd word - Gasoline , Methane , Asphalt , Paraffin wax , Diesel

B. METHANE

Choose or find odd word - Odour , Smell , Foul , Fragrance , Incense

C. FOUL

Choose or find odd number pair - (6 - 15) , (21 - 43) , (25 - 51) , (29 - 59)

A. 6 - 15

Choose or find odd word - Trigger , Muzzle , Pallete , Barrel , Bullet

C. PALLETE

Choose or find odd word - Square , Rectangle , Triangle , Cube

D. CUBE