TV–MA is a more severe rating than R. TV–MA is the equivalent of NC-17 in the US. Note that R and MA are used by two different groups. The MPAA (Motion Picture Association of America) uses a rating system that you can review here where R is the second most severe, coming up behind NC-17.
When you call a dead phone does it ring?
Answer: A: With a dead battery it should not ring but it should go to voicemail directly.