With which compositional technique is combinatoriality most closely associated?

Which two types of music formed an important part of African American religious practice?

a. work songs and field hollers b. spirituals and ring shouts c. hymns and psalms d. ragtime and the blues

The cultural centers of the Hellenistic period were _____

a. court cities of Alexander's successor b. Athens and Sparta c. Macedonia d. Greek colonies in Italy