The world's largest canyon, the Grand Canyon, is on
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Tigris river
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Colorado river
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Seine river
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Mississippi river
B
Correct answer
Explanation
The Grand Canyon was carved by the Colorado River over approximately 6 million years. The river's erosion exposed nearly 2 billion years of Earth's geological history. The Tigris is in Mesopotamia (Iraq), the Seine in France, and the Mississippi in the United States but did not create the Grand Canyon.