The correct answer is c. Robert Smithson, Spiral Jetty.Smithson was an American artist famous for creating earth art or earthwork, using landscape to create sculptures. His most famous sculpture is Spiral Jetty, created in 1970 on the shore of the Great Salt Lake in Utah.
The other traditional classes of history and portrait painting were present, but the period is more notable for a huge variety of other genres, sub-divided into numerous specialized categories, such as scenes of peasant life, landscapes, townscapes, landscapes with animals, maritime paintings, flower paintings and still lifes of various types.
