Which of the Following Is a Principal Feature of Quebec

Which of the following is a principal feature of Quebec language policy since the passage of Bill 101?

A) Establishment of French as the sole official language in Quebec, and by proxy, for proceedings of the provincial legislature, the courts, and public administration in the province
B) The issue of access to English-language schools in Quebec
C) An increase in the use of French as a working language in Quebec
D) Both A and C
E) All of the above