Choose or find odd number pair - (24 - 21) , (46 - 32) , (62 - 23) , (84 - 24)

C. 62 - 23

Choose or find odd letter group - POCG, KLIZ, BUDX, FQMV, ARTG

D. FQMV

Choose or find odd word - Ladder , Staircase , Bridge , Escalator

C. BRIDGE

Choose or find odd word - House , Cottage , School , Palace , Hut

C. SCHOOL

Choose or find odd word - Feathers , Tentavles , Scales , Pseudopodia , Flagella

A. FEATHERS