Question: What is the name given to a north-south US Route in the eastern United States which extends for 680 miles from an interchange with New York State Route 17 in Pennsylvania, to an intersection with US 1 in North Carolina, passing a populated place known as Emery 50 miles south of Greensboro?
Sentence (from "New York State Route 17K"): The western terminus was where NY 17K originally connected to its parent route, NY 17; it now meets NY 17 a short distance to the east at an interchange with the Quickway.
Relevant evidence: No