Identify the term or symbol adopted by composers to enumerate and identify

Bernstein's West Side Story can be characterized as a

a. historical re-creation of prohibition-era gang wars. b. twentieth-century version of the Gesamtkunstwerk. c. modern musical retelling of Romeo and Juliet. d. none of the above

How did Jimi Hendrix create new timbres?

a. by commissioning instrument makers to create new instruments b. by playing traditional instruments under water c. by experimenting with synthesizers and early computers d. by modifying his vibrato bar and employing electronic devices