Here's why:
* Melody: The melody of the Coventry Carol is very old, likely dating back to the 15th century. Because of its age, it's likely that the melody is no longer protected by copyright.
* Lyrics: The lyrics of the Coventry Carol have been adapted and changed over time. Some versions might be copyrighted, especially more recent adaptations.
To be sure:
* Check the source: If you're using a specific version of the Coventry Carol, look for information about copyright ownership.
* Consult a copyright lawyer: If you're unsure about copyright status, consult with a lawyer specializing in copyright law. They can provide you with the most accurate information.
Remember, it's always best to err on the side of caution and seek permission before using any copyrighted material.