3. How are South America's rivers important for economic development?

The rivers of South America is one of the genuine transportation routes for goods and services.

Explanation:

They integrate with rail roads and highways while at the same time promoting economic development. Greater connectivity between populous areas and influence of the waterways allows the execution of education, health, technology and other products.

South America has enough number of its own cargo in addition to the ones coming from the market so as to transport minerals, grains, agro products and also cargoes.