GENERAL KNOWLEDGE

Detailed explanation-1: -The Andes Mountains are a series of extremely high plateaus surmounted by even higher peaks that form an unbroken rampart over a distance of some 5, 500 miles (8, 900 kilometres)-from the southern tip of South America to the continent’s northernmost coast on the Caribbean.

Detailed explanation-2: -The Andes Mountains line the western edge of South America, from Venezuela all the way along Chile to South America’s southern tip, crossing through Ecuador, Peru, and Bolivia.

Detailed explanation-3: -The Andes Mountains were an obstacle to moving inland along the west and south coasts of South America. This is the reason why people settled more on the north and east coasts of South America.