Answer:
The geography of the Silk Roads then is a complex interaction between the physical and climate zones of mountain, steppe or grasslands, and river valleys and oases which often are bounded by uninhabitable desert.
The total length of the Silk Road was about 9,000 kilometers.
Explanation:
They were dependent on one or two crops.
You could do a PowerPoint ,comic,or performance showing how it developed into a problem between the 13 colonies and Britian.