What is chiaroscuro technique?

With the downplay of emotion in classical music, music from this period doesn't usually exhibit the traits necessary for enduring quality.

To make an etching the artist first coats the entire printing plate with an acid-resistant substance called a made from beeswax, asphalt, and other material. the artist then draws on the coated plate with an etching needle exposing the metal. next the plate is dipped in the plate is removed, the waxy coating removed, and the plate is cleaned, inked and printed.

Opera combines music with which of the following