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

D. CUBE

Choose or find odd word - Disperse , Aggregate , Congregate , Accumulate

A. DISPERSE

Choose or find odd pair of words - (Daring : Timid) , (Beautiful : Pretty) , (Clear : Vague) , (Youth : Adult) , (Native : Alien)

B. BEAUTIFUL : PRETTY

Choose or find odd word - Mermaid , Sphinx , Unicorn , Dinosaur

D. DINOSAUR

Choose or find odd number pair - (21 - 49) , (24 - 64) , (25 - 54) , (81 - 36)

C. 25 - 54