Answer:
Frank Sinatra = Classical Jazz Fusion
Ella Fitzgerald = Crooner Style
Scott Joplin = Rag time
George Gershwin = Scatting
Hope this helps <3
<span>Balance
</span><span>Proportion
</span><span>Rhythm
</span><span>Emphasis
</span><span>Unity </span>
The answer is minimalist music.
Minimalist music is based in frequent repetition which have small variations of a small musical idea.
Usually, it is a slowly changing common chords and common tones.