Answer:
A. Ethnomusicologist
Explanation:
The ethnomusicologist contributes to the concept that in order to understand why a musical structure exists as it exists, we must also understand how and why the behavior that produced it is the way it is, and how and why the concepts that underlie it. such behavior is arranged in such a way as to produce the particular desired form of organized sound.
For ethnomusicology, all cultures are equivalent, there is no production inferior or superior to another within a given musical culture; what needs to be understood is the significance that each of them has within a certain culture, so that those who produce it and those who listen to it