Traffic management technologies are designed to communicate with drivers on busy interstate highways through navigational systems and ..... message signs.

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Traffic management technologies are designed to communicate with drivers on busy interstate highways through navigational systems and ..... message signs. (*) variable (*) viable (*) virtual (*) visible

This is a companion discussion topic for the original entry at https://english.best/questions/10618,traffic-management-technologies-are-designed-to-communicate-with-drivers-on-busy-interstate-highways-through-navigational-systems-and-___-message-signs/