Deborah Tannen, a professor of linguistics, studied whether one form of interaction dominates American culture and suggested that Americans live in an argument culture.
Therefore, we should choose letter C. both a and b.
Explanation:
Born in 1945, Deborah Tannen is an American linguist and author of several successful books. Tannen has studied how people interact and adapt their style according to the interpersonal relationship that contextualizes the conversation. She also has suggested that we live in a culture where words are weapons - an argument culture. We tend to react to other people's ideas with criticism, attacks, and opposition.
Explanation: Culture conflict theory is also known as cultural deviance theory. This theory suggests that crime is caused due to the clash of values that arises when different social groups have different ideas of acceptable behavior.