It is determine by brightness
Answer:
Loess
Explanation:
Loess is a sedimentary deposit that covers around 10% of Earth's land.
The Nazca plate, named after the Nazca region of southern Peru, is an oceanic tectonic plate in the eastern Pacific Ocean basin off the west coast of South American. The ongoing subduction, along the Peru- Chile trench, of the Nazca Plate under the South American Playe is largely responsible for the Andean Orogeny
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Answer: Spain and Denmark
Explanation: