question 7\none of the most important chord progressions in jazz and rock is the ____-bar blues.\no eight\no…

question 7\none of the most important chord progressions in jazz and rock is the ____-bar blues.\no eight\no twelve\no sixteen\no four
Answer
Brief Explanations:
The 12 - bar blues is a very common and important chord progression in jazz and rock music, widely used in countless songs in these genres.
Answer:
B. twelve