Answer:
B. conflict perspective.
Explanation:
Karl Marx developed an important sociological framework called conflict theory according to which society remains in a state of conflict between the different groups as per their power relations. These groups compete for limited resources prevalent in the society. Although this Marxist theory was for the industrial society, now it is extended to the other groups and determine the power relations between them. As per the question, the struggle for self-expression by subordinate language minorities reflects the essence of conflict theory.
