Synthesizers are a collection of elements configured and programmed by a performer to produce the desired musical effect.

a. trueb. false

This is a true statement. The dictionary definition of "synthesizer" is "an electronic musical instrument, typically operated by a keyboard, producing a wide variety of sounds by generating and combining signals of different frequencies."

that is true. stravinsky's rite of spring ballet is a prime example of with its focus on prehistoric culture, costumes, and dancing.