Answer:
helps understand your own/someone elses feelings and lets you know how they cope with them and how you can applie it to your own situation.
Explanationsad songs are usually sad because the message of the song tells a story that listeners can relate to in some way while conatining tragic elements. Also sadness is a universal human emotion and so everyone feels sadness. listening to someone elses interpretation or story about a sad tale can give you insight on how others process there emotions. In doing so, you can then reflect on your own situation.