Which period is known for its coiled clay vessels that probably imitated reed baskets?

Modersohn-Becker?s direct and powerful Selbstbildnis (27.9) _________

a. was inspired by primitivism b. is a precursor of modern art c. presents a transition from symbolism to expressionism d. all of the above

Christo and Jean-Claude's Wrapped Reichstag is an example of

A. shock art B. virtual art C. conceptual art D. space art