Answer: Andes, Brazilian Shield, Guyana Highlands and Amazon Basin
Notes: In the given figure: Andes are marked as ‘1’, which is located at the western coast of South America. Brazilian shield is marked as ‘2’; this area is located at the eastern part of South America. The shield extends over 8.5 million square. Guyana highland is marked as ‘3’ Guyana highland is a plateau and low mountain region of South America located north of Amazon river and South of Orinoco river. Amazon basin is marked as ‘4’; it is the tropical rain forest in the world. Amazon River drains more than half of Brazil, part of Bolivia, Peru and Ecuador.