The prospering middle class in the classical period sought aristocratic luxuries such as

theater, literature, & music.

Explanation:

In order to get these luxuries, the prospering middle class adopted a patronage system for the artists that the admire.

In the patronage system, theater, literature, and musical actress can receive a steady salary from the patrons so they can focused their time in enchanting their musical skills without having to worry to meet end's meet.