we know that
Additive meter:
A divisive "rhythm is a rhythm in which a larger period of time is divided into smaller rhythmic units or, conversely, some integer unit is regularly multiplied into larger, equal units
and this can be contrasted with "additive rhythm" in which larger periods of time are constructed by concatenating a series of units.
It means that it is addition of rhythm
and measures increase in size as the piece progresses
So,
Answer is
D. measures increase in size as the piece progresses
It is <u>true </u>that Louis Armstrong was one of the most groundbreaking musicians known as a member of the creole of color and earned a european conservatory musical training.
<h3>Who is Louis Armstrong?</h3>
As an instrumentalist and a vocalist, Louis Armstrong is the only significant personality in Western music to have had an equal effect on the music of his era.
Creoles of color were individuals with a mixture of African and European ancestry who were frequently well-educated artisans, and their ability and discipline for music were well-known.
Louis Armstrong was one of the most groundbreaking musicians during that time. He produced jazz in the 1920s that was solidly rooted in the blues, but he was throwing off ideas twenty years ahead of what other artists were performing.
Learn more about Louis Armstrong here:
brainly.com/question/25406838
The answer is D I believe.