Pls(brainlist)
answer the question in the picture
plsss complete it

Hi there, I’m not sure what is referring for after the students have performed music but for number 2,
Noise is generally sound waves that are hearable to the eardrums and music is a composing of these sound waves for example these sound waves can rhyme to each other like the ABC’s songs

I can try to answer the other questions in the comments but let me know if there is any background info of these questions.