Wall decorations made from small pieces of marble set in mortar were commonly seen in roman art. what is this type of artwork called?

Does anyone know how to balance two online classes at once when the deadline is may 10th?

Blind contour line drawings are : a. often used to paint landscapes b. often detailed but not perfect c. often detailed and flawless

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