Answer:
Even as it changed the nature of performing, the phonograph altered how people heard music. It was the beginnings of “on demand” listening: “The music you want, whenever you want it,” as one phonograph ad boasted. Music fans could listen to a song over and over, picking out its nuances.
The cultural pattern would be their ethnicity.
Due to the influence of soviet union, these countries develop a sense of nationalism that view their nation as 'superior' compared to other nations.
This makes these nations developed a tendency to maintain their own race and heritage, leading to the rise of a homogeneous society.
I believe the answer is: <span>ethnographic authority
</span><span>ethnographic authority refers to the people who are considered as reliable experts in understanding a certain culture.
People with </span><span>ethnographic authority would most likely have to spent some times assimilating with the foreign culture in order to deepen his/her understanding about the traditions in that culture.</span>
Your answer is true. Hope this helps!