Which of the following is an example of ethnocentrism?
A manager in India looks down upon his subordinates because they are from a lower caste, compared to him.
B. An upper-middle-class woman talks rudely to a sales person, because she looks down upon individuals belonging to the working-class.
C. An American manager criticizes the cultural practices of Saudi Arabia, when he is sent there on business, because it differs from his own cultural norms.
D. A French business owner, who plans to expand his market to China, conducts a detailed cultural study of China to customize his marketing campaign.