Because it shows what happened in the past and why things are how they are today.
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.
So the topic that i would give is child labor reform.<span>The way young, innocent, precious children are ruthlessly ‘worked to death’ should be inhumane! Children SHOULD NOT be demanded to work! They are too young to be engaging in such long, arduous, labor all day long in such terrible, unsanitary, unhealthy, and often hazardous conditions.</span>