Answers:
(1) Maurya Empire was vaster as compared to Gupta Empire.
(2) Mauryan rulers followed a centralized administration structure, whereas Gupta rulers followed a decentralized administrative structure.
(3) Mauryan rulers favored and promoted mainly non-Hindu religions; whereas Gupta rulers followed and promoted Hinduism.
I hope this helps you! ^^
Well at first people named things for how they looked, for example, the heart has a heartlike shape. Eventually scientists started using Greek and Latin roots and such in names to prevent confusion.