Final answer:
The right lane is the best travel lane on an expressway when there is no one to pass. Different lanes historically served specific groups, and so-called
Explanation:
The best travel lane on an expressway when there is no one to pass is the right lane. This lane is typically used for slower-moving vehicles or for vehicles preparing to exit the expressway.
In historical contexts, lanes on roads have been designated for different groups, such as officials and the emperor, emphasizing social hierarchy and order.
While initially labeled as
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