Unstructured theatrical events staged on street corners, at bus stops, and virtually anywhere people gathered were known as…

What makes the housing, ceremonial structures, and irrigation works of the Anasazi people in the American Southwest exceptional?

a) They were built without using beasts of burden, the wheel, metal, or a written language. b) They were decorated with elaborate, abstract, geometric shapes and patterns. c) They resemble structures built by Neolithic cultures in the Middle East. d) Their ruins have survived thousands of years despite extreme climate changes.

Describe what aspects of previously existing rock music influenced hard rock and heavy metal.

What will be an ideal response?