<span>Human societies and their interactions have led to divisions of territories into countries and various other subdivisions. While these divisions are at their root artificial, they are important to geographers in the discussion of interactions of various populations</span>
Answer:
It enabled families to remain in close contact even as they moved across the country and across the world.
Explanation:
Alexander Graham Bell is a well known scientist and engineer, who is widely known for the invention of Telephone.
Telephone is practically used for making calls, whereby a user at one end, can get to listen and hear the other user, at the other end, regardless of the distance and location, in as much the telephone service network is available.
Hennce, it can be concluded that the long-term effects of Alexander Graham Bell’s invention, which is basically Telephone, is: "it enabled families to remain in close contact even as they moved across the country and across the world."
It increased the demand for slave labor to grow cotton.
