When music is transmitted from generation to generation by imitation or memory, this is referred to as

Which of the following was considered one of the "fathers" of hard bop?

a. Dizzy Gillespie b. Dave Brubeck c. Horace Silver d. Charlie Parker

The Ghent Altarpiece uses multiple panels and, therefore, is called:

a. a polyptych b. a sonnet c. a tempera painting d. an oil painting