4. The last paragraph considers the connection between two things: cultural diversity and individual relationship to community. What is the author's observation about Japan?
(A)Individualism may lead to cultural diversity because everyone is free to choose what he or she wants to do and the activities they are involved in will be multiple and diverse.
(B)Individualism may not lead to cultural diversity because people eventually will be tired of coming up with different activities and end up doing the same things.
(C)Communalism may lead to cultural diversity because people who belong to a particular community will work together to create a unique culture; many such communities will contribute to the cultural diversity of the society as a whole.
(D)Communalism may not lead to cultural diversity because the society provides the same kind of welfare and conveniences to the people.