The Renaissance movement
developed a great interest in the classical world including Greek and Roman
studies of poetry ethics science and rhetoric.
The Renaissance, an artistic
movement, represents a period in European history, covering the span between
the XIV and XVII centuries. Renaissance was characteristic for its
own invented version of humanism, which was derived from the rediscovery of
Greek philosophy and the concept of Roman Humanitas.
Formal balance means the display is symmetrical, and structural balance means asymmetrical.
hope this helps.
Gustav Mahler would be my answer. Strauss was also composing during the late 19th and early 20th but Mahler created more of a fusion between the two.