Name the early classic blues song that became the most popular song in the world

Which devices and forms were used mainly in the Classical period?

A) cantata, sequence imitation, polyphony B) harpsichord concerto, basso continuo, fugue C) symphony, strong tonal center, rondo D) all of the above

How did Puccini treat the sources of librettos?

A) with great fidelity to the original B) with great flexibility and license