During the Late 1960s and the 1970s

During the late 1960s and the 1970s,

A) annual economic growth in the Soviet Union was between eight and eleven percent.
B) freedom of statement became much more common in the Soviet Union, shown by the awarding of literary prizes and pensions to Andrei Sakharov and Alexander Solzhenitsyn.
C) even Soviet airplane crashes and governmental scandals received tasteless and extensive press coverage under Brezhnev's "open society" policies.
D) the problems of economic stagnation and political and administrative gerontocracy were effectively ignored under Brezhnev.
E) the Great Proletarian Cultural Revolution improved education and economic growth in China.