Which orchestra commissioned Bartok's Concerto for Orchestra?

Tom Stoppard, Edward Albee, and Samuel Beckett wrote plays that are considered "Absurdist" productions. Which of the following best describes the Theater of the Absurd?

a. Its central theme was the meaningless of existence. b. It explored inequality and the disenfranchisement of minority voices. c. It explored the random quality of life, as it is occurring. d. It drew attention to the daily struggle to exist amid social and political upheaval.

The term responsorial would be most relevant in a discussion of what topic?

a. pictorial decoration of a Byzantine-era church b. Church policy prohibiting sacred images in churches c. Muhammad's early struggles against religious opponents d. chants and hymns sung in early Christian churches