Question: What des the Boston-Washington corridor have in common with the Quebec City–Windsor Corridor?
Sentence (from "Northeast megalopolis"): The Northeast megalopolis (also Boston–Washington Corridor or Bos-Wash Corridor) is the most heavily urbanized region of the United States, running primarily northeast to southwest from the northern suburbs of Boston, Massachusetts, to the southern suburbs of Washington, D.C., in Northern Virginia.
Relevant evidence: Yes