The longest Highway in the world is:
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Trans-Canada
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Grand Trunk Road
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Yukon Highway 9
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Dixie Overland Highway
A
Correct answer
Explanation
The Trans-Canada Highway is one of the world's longest national highways, spanning approximately 7,821 km (4,860 miles) from St. John's, Newfoundland to Victoria, British Columbia. It connects all ten provinces and represents Canada's iconic transcontinental transportation artery, completed in 1971.