Answer:
lay out and transportation links, canals helped transport goods in between cities and into cities for imports and also exported them, with this came the ability to travel quicker therefore more ethnic groups began migrating around the country to different cities increasing the ethnic diversity
Answer:
The silk road is a famous ancient land route that traversed Asia and connected Eurasia. The development and change of the silk road was constantly. The causes of the decline of ancient silk road was thought-provoking, and the revival of modern silk road was exhilarating.