Answer:
They create slums.
They form around business needs.
They create opportunity.
Life moves faster in the city.
Explanation:
Can I get brainiest
Answer:
1
Explanation:
The rest are wrong b/c it helped <em>expand</em> China rather than isolate it, they didn't use ships on the Silk Road, and it brought better communications, etc. between countries.
Can you help me with my questions please
Answer:
The cities have a much larger populations in smaller areas, which can cause more crime and overcrowding, along with pollution.