The dictionary has the answer for you:)
A good reason for this would be that they also did trade with other cultures at the time. This in effect meant that they were exposed to different cultures to which they could adapt and absorb certain aspects of these cultures.
Ruth is most likely experiencing agoraphobia
Answer:
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.