Tectonics Question
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The Andes Mountain Range and Andean Volcanic Belt line the western side of South America. Based on this information and the map, which statement best describes the plate boundary interaction along the west coast of South America?
- The Nazca plate is subducting under the South American plate.
- The South American plate is subducting under the Nazca plate.
- The Nazca plate and South American plate interact along a transform boundary.
- The South American plate and Nazca plate interact along a divergent boundary.