The correct option is Nagarsheth.
Explanation
In medieval India, particularly in the commercial hubs of Western India (Gujarat and Rajasthan), merchant communities were highly organized into guilds or associations. These bodies managed trade regulations and represented the mercantile class in dealings with the political administration.
- Kotwal Kotwal: Incorrect. The Kotwal was an administrative and law enforcement official appointed by the state. Their primary duties included maintaining law and order, overseeing city security, and regulating markets, but they were not representatives of the merchant community.
- Nagarsheth Nagarsheth: Correct. The term Nagarsheth (literally "City Merchant") referred to the head of the merchant guild or the most prominent merchant in a city. This position was often hereditary and held immense social and political influence. The Nagarsheth acted as a liaison between the trading community and the state authorities.
- Mansabdar Mansabdar: Incorrect. The Mansabdari system was the administrative and military framework of the Mughal Empire. A Mansabdar was a rank-holder or government official, not a leader of a private merchant guild.
- Qazi Qazi: Incorrect. A Qazi was a judicial officer or judge responsible for administering justice, typically based on Islamic law (Sharia).
Key Takeaway: The Nagarsheth was the influential head of the merchant community in medieval Western India, serving as the chief representative of the city's commercial interests.