Separation by density is the answer
Answer:
Off the Atlantic seaboard of the United States, the Gulf Stream flows at a rate nearly 300 times faster than the typical flow of the Amazon River. The velocity of the current is fastest near the surface, with the maximum speed typically about 5.6 miles per hour.
Explanation:
The answer Is A because it explains how endemic diseases impact the nations population
Answer:
A. Making it easier to communicate around the world.
The general flow of the Amazon is east.