मराठीत लोकप्रिय प्रेमकथा-कादंबऱ्यांचे लेखक म्हणून ना.सी. फडके प्रसिद्ध होते. त्यांनी चले जाव चळवळीच्या पार्श्वभूमीवर आधारित __________ नावाची कादंबरी लिहिली होती.

The correct answer is Option A (Zanzawaat).

Key Points:
• Narayan Sitaram (N.S.) Phadke (1894–1978) was a legendary Marathi romantic novelist, essayist, and pioneer of the 'Art for Art's Sake' (*Kalawad*) school of Marathi literature:
• Quit India Movement Novel:
• Although famous for romantic narratives and aesthetic writing, Phadke penned *Zanzawaat* (1948) based directly on the turbulent socio-political upheavals and patriotic underground struggles of the 1942 Quit India Movement.
• Other Notable Works:
• *Akherche Band* (dealing with the 1857 Revolt / Vasudeo Balwant Phadke theme), *Allah Ho Akbar* (Kashmir invasion), *Daulat*, *Jadugar*, and *Kulaabachi Kali*.
• Served as President of the 1940 Akhil Bharatiya Marathi Sahitya Sammelan held at Ratnagiri.
• *Zanzawaat* captures the patriotic storm that swept Indian youth during 1942.
• Key Takeaway: N.S. Phadke wrote the novel 'Zanzawaat' based on the background of the 1942 Quit India Movement.