20th-century classical music describes art music that was written nominally from 1901 to 2000, inclusive. Musical style diverged during the 20th century as it never had previously. Neoclassicism and expressionism came mostly after 1900. In the early part of the 20th century, many composers wrote music
the notes are going up and down as you can see, they are all upside sown which means it's a low level meet or also knowna s a low level rhythm with 1 rest, it is a sad song.