________ have created new sounds from traditional instruments by playing upon unusual parts, such as the strings of the piano or the bridge of the violin.

Which modern technological innovation is Delaunay referencing in his Orphic painting Homage to Blériot?

A. Radio transmission B. Bakelite C. Armaments D. Aviation

Which of the following are effective methods of managing the grapevine in an organization (Check all that apply):

a. explain events that are important. b. tell employees only you can be trusted. c. do not allow malicious gossip d. dispel uncertainties e. neutralize rumors