Is opera an example of classical music?

Yes, opera is considered a genre of classical music. It is a form of musical theatre that combines drama, music, and visual elements to tell a story. Opera typically consists of arias, recitatives, and choruses, and is often performed with an orchestra and a cast of singers. Some famous examples of operas include "The Marriage of Figaro" by Mozart, "La bohème" by Puccini, and "Carmen" by Bizet.