That depends what you are talking about
As far as I am sure, it contains Songs, Dialouge, dancing, and acting. The emotions are usually "Pathos", love, anger, and humor
If you want your answer combined, it's Music, Songs, Spoken Dialogue, and Dance
Answer:
Soprano - High voice part for female
Tenor - High voice part for male
Baritone - Lower voice part for male
Bass - Lowest voice part for male
(Anyone can sing any part, if a females voice can go as low as bass, then she can sing that part. If a males voice can go as high as a soprano, then he can sing that part. Get what I'm saying?)
Answer:
which principle prevents a brach from abusing its power
Explanation: