Since Chiang Kai-Shek's Death

Since Chiang Kai-shek's death,

A) the Republic of China began to move toward a more representative form of government.
B) Taiwan has moved much closer to the mainland government.
C) the United States has "suggested" Taiwan consider uniting with the Philippine Islands.
D) Taiwan has adopted a socialist economy.
E) there are no diplomatic or economic relations between Taiwan and the United States.