What is the interesting about the "teen idol" craze of the 50s/early 60s?

Which paris event introduced nineteenth-century musicians to the music of asia, the middle east, and africa? a. the 1848 world revolution b. the 1900 world's fair c. the 1880 international exhibition d. the 1889 world exhibition

What role do background vocalists play? a. they provide additional support to the main vocalist and other members of a music group during recording sessions and live events. b. they perform as part of orchestras working for music theaters. c. they mix different songs or music scores and present a unique blend of music to an audience. d. they assemble and organize musical compositions according to their clients’ requirements.

What are the three techniques for controlling emphasis in a design? a. contrast, isolation, and placement b. contrast, dominance, and gradation c. placement, dominance, and isolation d. dominance, gradation, and isolation