Which of the following describes a major difference between China and the Soviet Union between the end of World War II and today?

ACommunism collapsed in the Soviet Union, while it continues to dominate Chinese politics.

BThe Soviet Union embraced free market economics, while China made no capitalist reforms.

CThe Soviet Union developed nuclear weapons, while China was never able to do so.

DChina's government opened itself to free elections, while the Soviet Union maintained a dictatorship.