Are 3 question's so bear with me.

1. how many quarter notes would be found in a measure of music with a time signature of 4/4?

a. 3 ( b. 4 ( c. 6 ( d. 8

2. who is one of the most famous composers of band music?

a. wolfgang mozart
b. john phillip sousa
c. sergei prokofiev
d. gustav holst

3. which describes a walking base line?

a. melodic line played on a bass guitar
b. melodic line played on an upright bass
c. short repeated sequence of noes which can become the theme of the piece
d. repeated harmonic line in the bass with notes from a set chord progression