To answer this question, you need to be familiar with the movie "Dobara" and the character Ria (played by Raveena Tandon).
The intense love story that Ria often watches in the psychological love story "Dobara" is the Hindi film debut of one of the greatest actors from India. The correct answer is option C) Ek Duje Ke Liye.
Ek Duje Ke Liye is a 1981 Indian romantic tragedy film directed by K. Balachander. It marked the debut of Kamal Haasan in Hindi cinema and is considered one of the greatest love stories in Indian cinema.