In Choose odd pair of words type of questions, certain pairs of words are given out of which the words in all the pairs except one, bear a certain common relationship. The candidate is required to decipher this relationship and chose the pair in which the words are differently related, as the answer.
(Pelican : Reptile) , (Gnu : Antelope) , (Elk : Deer) , (Shark : Fish)
Option:
Justification: In all other pairs, first is a type of the second.
