Answer:
because large amounts of labor needed to be down when the colonies were just starting to form, which the settlers were over welmed or to lazy to do (which John Smith states.)
Explanation:
Buffalo was a need to the natives that was their food as well as they used its hide for things
I think it's Marco Polo used the Silk Road to reach the Mongolian Empire to trade for silk and spices
I think protestants would be the answer