Head arrangements were used in many big bands because a. there ...

[sam.t96]

Head arrangements were used in many big bands because
 
  a. there were too many musicians involved to be completely spontaneous, so greater coordination was needed
 b. most of the musicians couldn't read music, so they never wrote anything down
 c. every tune has a head that needs to be arranged, unless it's played by a soloist
 d. band members could then take them and modify their parts to make them more interesting

Question 2

What is a contrafactum?
 
  a. An improvisatory technique used by church singers in Spain and Italy inwhich three voices embroidered the psalm tone, making simple chant soundmore splendid. b. A Christian society of laymen emphasizing religious devotion and charity;performing laude was an essential part of their fraternal life.
 c. A catch-all word to describe a polyphonic setting of a wide variety of strophicItalian poetry.
 d. The transformation of a secular piece of music to a sacred one; occasionallya sacred work is given a secular text.

[1_Step_At_ATime]

Answer to Question 1

a

Answer to Question 2

d

[sam.t96]

Excellent

[amandalm]

Gracias!