Zwilich's "Concerto Grosso 1985" is a musical collage, blending diverse styles and thematic materials. This sets it apart from other compositions like Copland's "Appalachian Spring" or Barber's "Adagio for Strings." Option c is the correct choice.
The composition that is an example of a musical collage is: c. Zwilich, Concerto Grosso 1985
Musical collage involves the juxtaposition or layering of different musical elements, creating a diverse and intricate sonic tapestry. Ellen Taaffe Zwilich's "Concerto Grosso 1985" is known for incorporating various styles, textures, and thematic materials, akin to a collage in the visual arts.
Zwilich's innovative approach to composition in this concerto grosso exemplifies a collage-like construction, utilizing a variety of musical fragments and styles to create a rich and dynamic musical experience. The other listed compositions may showcase different compositional techniques, but Zwilich's work is particularly associated with the concept of a musical collage. Option c is the correct choice.