Why should schools get rid of music cles?

im doing a debate on why schools should get rid of cles such as art pe and music and i have the affirmative side meaning i want schools 2 get rid of the cles will somebody please help me because i am finding nothing and i need 3 reasons and facts to back it up if you just give me 3 reasons why i will find the rest please no stupid answers such as "its useless" "its stupid"