Which of the following describes how martin schongauer achieved darker lines in metal engravings

The arrangement of the pitches in a piece of twelve tone music is called

Nstrumental music that supports the main part(s) chamber music 2. a large group of instruments usually including woodwinds, brass, and percussion band 3. music written for small ensembles for an intimate setting accompaniment 4. a person who leads an ensemble conductor 5. an electronic keyboard capable of multiple instrument sounds

How does the music sync with the dancing?