During this era southerners were against letting slaves be free and many problems and disagreements came with this.
Although the Emperor was considered powerful by the Han and Qin Dynasty, the Han's governance was distinct from the Qin's. Whereas the Qin dynasity was ruthless in its governance, the Han Dynasity adopted a moderate governance that was aimed at uniting the people. In fact peasants, despite their low social class were treated better by the Han Dynasity unlike the Qin Dynasty. Also, whereas the Qin government controlled all the state resources, the Han government strived to achieve a balance between the local and central government
The correct answer is C) because an attack on one country could lead to that country's allies becoming involved in the conflict.
The system of alliances in Europe before the First World War was a threat to peace because an attack on one country could lead to that country's allies becoming involved in the conflict.
This system of alliances was created to form a more solid front with the union of different nations that tried to maintain or defend their economic and political interests in Europe. So if one of those nations had conflicts with its enemy, it would receive the support of its allies.
That is how France, Great Britain, Russia, and the United States formed teh Allied Powers.
On the other hand, Austria-Hungary, Germany, and Italy formed the Triple Alliance. Italy left prior to WWI. The Ottoman Empire and Bulgaria entered the alliance prior to World War I. They were known as the Central Powers.
Cleisthenes refashioned the Athenian commonwealth by installing that Council branches were arranged randomly, moreover, men could introduce laws for deliberation in the assembly. Cleisthenes introduced in Athens an isonomic government, in which just equities were granted for all men.