In the last quarter of the nineteenth century, ________ emerged as the center of Western artistic productivity.

The "virtuoso" orchestra, initiated by Mendelssohn, began flourishing

A) under composer-conductors such as Gustav Mahler and Richard Strauss. B) in mid-19th-century Italy. C) mainly in the Viennese courts. D) under Beethoven's direction.

Taking influence from natural forms, Frank Lloyd Wright's Guggenheim Museum was based on the _____

a. shape of the universe b. arms of a starfish c. flight of a bird d. spiral of a snail's shell