There are four primary groups. Hope this helps!
Following the construction of his opera house, Richard Wagner placed his orchestra "under the stage."
This is because his orchestra tended to overpower the singers of his operatic productions.
Richard Wagner was known for revolutionizing opera when he described his work as Music Drama.
His opera house was named Bayreuth Festspielhaus
The opera house was opened in 1876.
Hence, in this case, the correct answer is "Under the Stage."
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This way, the teacher can express their love for art and share and teach it to those want to learn. It is also good for an art lover to become an art teacher since they are able to do something they know how to do. (They shouldn’t become an art teacher, however, if they do not have experience doing art and they are just into looking at and/or collecting)