Which is true of the musical climate in the early twentieth century?

The early twentieth century saw a significant transformation in the musical climate, marked by the emergence of diverse styles and movements such as Impressionism, Expressionism, and Jazz. Composers like Claude Debussy and Igor Stravinsky broke away from traditional tonality, exploring new harmonic languages and forms. Additionally, the rise of technological advancements, such as the phonograph, allowed music to reach wider audiences, thereby influencing popular culture and the way music was consumed. This period was characterized by experimentation and a departure from the norms of the 19th century, setting the stage for modern music.