They embraced chance. Hope this helps!
Explanation:
Its unique interval is that between 6-7 -- the whole plus half step (or augmented 2nd). It can be thought of as a natural minor scale with a raised 7 scale degree.
Classical Greek choruses consisted of a group of actors who delivered lines in unison. Their lines in the play were usually a commentary on the action/plot of the play, and they acted as a stand-in for the audience.
It decreased the production of clay vessels.
