As a result of this experience, he wrote a best-seller describing the harrowing life of the inmates, which later becomes a movie, winning accolades from both the public and from national and international critics.

1. he wrote a best-seller describing the harrowing life of the inmates, which later becomes a movie
2. he writes a best-seller describing the harrowing life of the inmates, which later became a movie
3. he wrote a best-seller describing the harrowing life of the inmates, which later became a movie
4. he wrote a best-seller describing the harrowing life of the inmates, later becoming a movie
5. he writes a best-seller describing the harrowing life of the inmates, later becoming a movie

The answer given is option C. But isn’t use of relative modifier ‘Which’ incorrect here? Doesn’t it seem to refer to harrowing life ?

Isn’t D better option ?