This created better sound qualities and productivity. More people could buy and learn an instrument. More instruments could join into the orchestra. Sections were duplicated to make sound broader, and many musicians used this to express their emotions better.
Answer:
It's a k-pop group member?
If I am right..?

True would be your Answer!
Hope it helps!
A. key signature , the key signature is a list of all the sharps and flats in the key that the music is in.
Answer:
if you look up the tablature you can then take the frets or notes and write the letter above the note to help