Answer:
the theory or practice of regional rather than central systems of administration or economic, cultural, or political affiliation.
Explanation:
I'd say something like cultural diffusion, because if he traveled to different places, so might of his customs and clothes. I'm not sure what else though.
They were allowed to use credit and the clothes were displayed for customers to browse through.
C,D,E
Answer:
B. Informing the general public about issues
Explanation:
An interest groups are groups of individuals that are interested in a certain topic and seek the greater good for society, among the positive things they do for society are informing the general public about different issues and problems that are affecting society.