People maintain their folk culture despite familiarity with popular culture primarily because of question 4 options:

People maintain their folk culture despite familiarity with popular culture mostly due to a very strong desire to preserve unique customs. For instance, when Arabs immigrate to the United States, they enjoy many things that are different about the United States, but they often retain many of the religious and cultural customs such as wearing jihabs and praying in mosques.

It should be at the center of any map going vertically: the prime meridian, as it passes through greenwich,  england, is considered 0 degrees longitude