(Student : Scholar) , (Paddy : Rice) , (Soldier : Warrior) , (Politician : Leader)
Option:
Justification: In all other pairs, the first, when becomes as expert, is given the name of second.

(Student : Scholar) , (Paddy : Rice) , (Soldier : Warrior) , (Politician : Leader)
Justification: In all other pairs, the first, when becomes as expert, is given the name of second.