(Chandragupta : Mauryan) , (Babar : Mughal) , (Kanishka : Kushan) , (Mahavira : Jainism)
Option:
Justification: In all other pairs, second is the name of the dynasty founded by the first.

(Chandragupta : Mauryan) , (Babar : Mughal) , (Kanishka : Kushan) , (Mahavira : Jainism)
Justification: In all other pairs, second is the name of the dynasty founded by the first.