Answer:
It depends on what type of song it is like the lyrics have to match the sound of the song like if its a song that is sad or dealing with emotions it should have that kind of beat you know like how Rock music, hip-hop, and etc it all depends on the mood that you wrote the song in and the story it tells
It is the process of looking at the good and the bad side of an artwork and gauging it
There are a lot, try reading the chapter again and looking at some familiar devices
