Who sings in The ayer

Medium is a. the materials used by an artist. b. the aesthetic balance an artist achieves in his/her work of art. c. the relation of one part to another, or of parts to the whole. d. a reproduction of people, places, or things. select the best answer from the choices provided

What is von petzinger really interested in finding out through her studies in cave art?

What does scenery tell us about a play