The Grand Canal was a technology and public project under Yangdi that helped unite China, but it should be noted that there were other things as well.
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-Niko
The correct answer is B.
The Neolithic Revolution was characterized by the radical transformation of the human way of life, as societies stopped to be nomadic and started to be sedentary, and there was a transition from a hunter-gathered economy to an economy based on agriculture and raising livestock. Birth rates rose spectacularly and this brought an important population growth.
Before being allowed to re-join the Union, Confederate states where required to ratify the 14th Amendment. This Amendment protected citizens from racist laws.
The principle cause of the war was that those states harbored and supported the actions of pirates against American shipping vessels in the Mediterranean Sea.
Answer:
1. Australia, Korea, Japan
2. Canada, USA, Mexico
3. Russia, China
4. Argentina, Chile, Brazil
5. south; east
6. north; west