Which of the following is true? folk culture limits variation of popular culture. folk culture is more likely to vary from place to place at a given time, while popular culture is more likely to vary from time to time at a given place. popular culture is more likely to vary from place to place at a given time, while folk culture is more likely to vary from time to time at a given place. folk culture rarely varies from place to place at a given time and popular culture variations are limited primarily to large urban centers. the dominance of popular culture encourages diversity of folk culture.

Folk culture is more likely to vary from place to place at a given time, while popular culture is more likely to vary from time to time at a given place.

Explanation:

Popular culture is often shared by several social groups at a given time or has at least several common characteristics, but it changes greatly throughout the time. Folk culture does not change so much throughout time but it can be greatly different for different cultural groups.

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."