To make sure you were safe
Answer:
decrease in sea levels
increase in vegetation
warmer global climate
Explanation:
This all helped in making human surivial easier.
Answer:
Canals allow for increased trade either within a city/coutry or between different cities/ countries. This makes goods much easier to move and as such boosts the economy, and the rate at which people and goods can be transported.
Explanation:
In the 1200's English nobility had adopted Norman fashions and switched from beer drinking to wine drinking.
Both are in North Africa, both contributed to the spread of islam.
