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Faraji is learning about music. When he asks why he needs to sing or play music a certain way, his teacher tells him that it’s because that is “common practice.” What does Faraji’s teacher mean by this?

The music is written in a minor key.

The music follows the well-established rules of music.

The music is a sub-category of a certain genre.

The music is based on classical timing.

The teacher means that the way of singing or playing music in a certain way is considered common practice because it follows the well-established rules of music. It is a traditional method that has been widely accepted and used in the musical community.