Answer :
Answer:
The river system originates in the Andes of Peru and flows through Ecuador, Colombia, Venezuela, Bolivia, and Brazil, then empties into the Atlantic. Amazon's mainstream is dominated by Brazil to a large extent.
Explanation:
The river system originates in the Andes Mountains of Peru and travels through Ecuador, Colombia, Venezuela, Bolivia, and Brazil before emptying into the Atlantic Ocean. Roughly two-thirds of the Amazon's main stream is within Brazil