Choose or find odd word - Cygnus , Orion , Scorpio , Cassiopeia , Vega

A. VEGA

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

A. DISPERSE

Choose or find odd letter group - GDA , OLI , VSP , KHE , WYZ

E. WYZ

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

D. DINOSAUR

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

B. BEAUTIFUL : PRETTY