The place known as the Roof of the world is
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Everest
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Tibet
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K2
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Himalaya
B
Correct answer
Explanation
Tibet is known as the 'Roof of the World' due to its high elevation averaging over 4,500 meters (14,800 feet) above sea level. It sits on the Tibetan Plateau, the highest and largest plateau in the world. Mount Everest and K2 are individual peaks, not regions, while the Himalaya is the mountain range containing Tibet.