You would use the Equal Area Projection because it more accurately shows the size of landmasses. In the Mercator Projection While border shape is well preserved in an elegant flat map the stretching of the image done in order to preserve this distorts the map by making it appear as if Greenland is almost the same size as south america even though in reality Greenland is much smaller.
Answer:
An important center of trade
The answer you are looking for is the classical period
60 percent of them lived in the north in 1860.