Answer:
I'm not a fan of any. I live in the south. I like Country Music.
Explanation:
Ethnomusicologist. Why are you on the math section?
Percussion. The instruments used change for each song and the amount of people needed can also change.
Answer:
An octave.
Explanation:
One octave (eight tones) up or down from a note will get you to the same letter note but in a different pitch.
I hope this helps! Please comment if you have any questions.
