Choose or find odd pair of words - (Painter : Gallery), (Actor : Stage), (Mason : Wall), (Farmer : Field), (Worker : Factory)

C. MASON : WALL

Choose or find odd pair of words - (Principal : School) , (Soldier : Barrack) , (Artist : Troupe) , (Singer : Chorus)

A. PRINCIPAL : SCHOOL

Choose or find odd pair of words - (Car : Road) , (Ship : Sea) , (Rocket : Space) , (Aeroplane : Pilot)

D. AEROPLANE : PILOT

Choose or find odd pair of words - (Deer : Flesh) , (Crane : Fish) , (Crow : Carrion) , (Mongoose : Snake)

A. DEER : FLESH

Choose or find odd pair of words - (Malaria : Protozoa) , (Yeast : Fungi) , (Typhoid : Bacteria) , (Polio : Virus)

B. YEAST : FUNGI