Bringing water in from different areas can cause diseases and medical problems. Unfamiliar minerals and vitamins, along with diseases and bacteria, can manifest the water. People or animals whom have not adapted to the water's different diseases and bacteria can catch these diseases and get sick from the bacteria. Natives, on the other hand, may have adapted to the water's bacteria, and the body changes in order to fight off the different bacterium.
Emigration i think.........
Answer:
they feared that the new national government would be too powerful and thus threaten individual liberties, given the absence of a bill of rights.
A.Commoners earned money through labor or craftsmanship, while slaves were not paid for their work.