Which jazz keyboardist studied at the Vienna Conservatory and was an early adopter of the electric piano?

Die Brücke and Der Blaue Reiter were two separate branches of __________

A. Realism B. Futurism C. Fauvism D. German Expressionism E. Vorticism

The basic property of all music is

A. melody. B. sound. C. song. D. rhythm.