When analyzing China's domestic policy, what has been one lasting change since

Tiananmen Square? (1 point)
A. the official approval of political protest by the Chinese government
B. encouragement of increased participation of China's citizens in politics by the Chinese
government
C. suppression and censorship of the media by the Chinese government
D. the official recognition of free speech as a human right by the Chinese government

C. suppression and censorship of the media by the Chinese government