Answer:
The correct answer is D.
repetitive tasks for many hours.
Explanation:
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What treaty are we talking about?
The conditions were bad no running water, space , air quality was bad and buildings were run down and shabby .
Your two best options are:
ensures that the 12 notes are given equal important.
and:
is characterized by the works of Arnold Schoenberg.
the twelve-tone technique was made by Arnold Schoenberg and is also called "serialism" and "dodecaphony." It's a method that rejects keys.