उमाजी नाईक ______ यांचा पुढारी होता.

The correct answer is Option C (The Ramoshis).

Key Points:
• Adya Krantiveer Umaji Naik and the Ramoshi Uprising:
• Umaji Naik (1791–1832), born in Bhiwadi (Pune district), was the supreme leader and organizer of the Ramoshi community in Maharashtra.
• After the downfall of the Maratha Empire in 1818, the Ramoshis lost their traditional fort-guarding and policing rights (Vatan/Berad), leading to severe economic hardship.
• Umaji Naik organized the Ramoshi youth into an armed guerrilla resistance force against British colonial rule and wealthy moneylenders between 1824 and 1831.
• In February 1831, Umaji Naik issued a historic proclamation calling upon all citizens and princely states to revolt, stop paying taxes, and overthrow the British East India Company.
• He was captured due to betrayal and was executed by hanging on February 3, 1832, at Pune.
• Key Takeaway: Adya Krantiveer Umaji Naik was the legendary leader of the Ramoshi armed uprising against British rule in Maharashtra.