Which of the following occurred after the berlin wall fell

D. Much of Europe formed a single economic market.

After the fall of communism, Europe was no longer divided along ideological lines. In 1993, the European Union was established as a single economic market with a single currency.

D.  Much of Europe remained a democratic market

Explanation:

the qing dynasty placed strict limits on foreign merchants' ability to trade in china.

because other regions has other things that egypt doesnt have.