If your album is a soundtrack* or score to a film, television show, or video game, then you must provide appropriate versioning information in your album's title referencing this association.
For example, if your album is a soundtrack to a film called "The Day the Earth Stood Still", then the title for your album would be:
The Day the Earth Stood Still (Original Motion Picture Soundtrack)
*Please note that in order to select a genre of Soundtrack or Score, then the album must actually be a soundtrack or score to an actual film, television show, or video game. You cannot select these genres if it is not.