Drainage basins are topographically defined, divided from neighboring basins by ridges and highlands that form drainage divides.
1. Select Major Drainage Basins.
2. Zoom to Latin America and Change Projection to Van der Grinten.
3. Show Physical Labels.
What physical feature serves as the drainage divide on the western side of the Amazon River drainage basin?

a) Brazilian Highlands
b) Llanos
c) Cordillera Central (Andes)
d) Patagonia South
e) Pacific Ocean