Which of the following best describes the contrast between advertisements in the United States and Korea, as it relates to individualism and collectivism?
a) U.S. advertisements focus more on collectivism, while Korean advertisements focus on individualism.
b) Both U.S. and Korean advertisements emphasize collectivism.
c) U.S. advertisements emphasize individualism, while Korean advertisements focus more on collectivism.
d) Both U.S. and Korean advertisements focus on individualism.