GRE Reading Comprehension: Kaplan-GRE阅读Kaplan - T3WAU3B7IM3QV6X5G$

Which of the following is suggested in the passage as a reason for the decline of French in Québec? A. the disparity of economic opportunities available to French and English speakers B. an influx of English-speaking immigrants C. efforts of French Canadians to further integrate themselves with Canadian culture D. the emigration of French Canadians E. the outlawing of French in the other provinces