19 (A) The reason culture shock occurs is that we are not prepared for these differences. (B) This is not something we should be ashamed of because it is a natural outcome of growing up in any society. (C) An ethnocentric observation focuses on cultural practices that are normal to one group but repulsive to another. (D) There is no one in our society who is not ethnocentric to some degree, no matter how liberal and open-minded he or she might claim to be.