had developed a democratic political system, which all citizens were able to vote on laws and for elected officials.

Athens

Explanation:

direct democracy existed in ancient Athens, Greece. While it excluded women, slaves, and immigrants from voting, Athenian direct democracy required all citizens to vote on all major issues of government. Even the verdict of every court case was determined by a vote of all the people.

the government closely monitored its finances to avoid another financial collapse.

the correct answer is (d.) gerrymandering. i hope this . : )