Which instrument was not common in early jazz bands, but became very common by the end of the 1920s?
a. trombone
b. saxophone
c. tuba
d. guitar
Question 2
In the organum Viderunt omnes by Perotinus the Great, which voice holds out the chant in long tones while the other voices proceed in strict rhythms?
a. duplum
b. triplum
c. quadruplum
d. tenor