<span>Increased as a way to improve one's own economic and social opportunities.</span>

The Silk Road was important because it helped to generate trade and commerce between a number of different kingdoms and empires. This helped for ideas, culture, inventions, and unique products to spread across much of the settled world.
❤✔
Answer:
B I would say because they already used C and D so I just chosed the on that make sense
Answer: The emperor did many things to unite China. Including building The Great Wall, standardizing currency and weight measures and building roads from and to many places inside the country. That being acknowledged, there are only two answers that represent those deeds.
Explanation:
<span>isolationism in world affairs </span>