Explanation:

- Jat and Sawar: These terms relate to the Mansabdari System. In this system, "Jat" referred to the rank or status of a mansabdar, indicating their position in the hierarchy. "Sawar" denoted the number of cavalrymen they were required to maintain.

- Option 1 - Jotedari System: This system was related to land revenue and tenancy in regions like Bengal, where jotedars were significant landowners or leaseholders.

- Option 2 - Zamindari System: This system involved land revenue collection, where Zamindars were responsible for collecting taxes from peasants.

- Option 3 - Iqtadari System: This was a form of land revenue administration used in medieval India, where an "iqta" was granted to a noble or officer.

- Option 4 - Mansabdari System: The Mughal administrative system where officials were ranked based on the number of troops they maintained.

- Correct Answer: Option 4 - Mansabdari System