Final answer:
The opera Wozzeck by Alban Berg was based on the play of the same name by Georg Büchner, and it is known for its innovation and expressionism.
Step-by-step explanation:
The opera Wozzeck was based on a play of the same name written by Georg Büchner. The composer of the opera, Alban Berg, was inspired by the psychological depth and social criticism present in Büchner's play. Wozzeck is considered one of the most important operatic works of the 20th century, known for its innovative use of musical language and expressionism.