On which long U-shaped line of the Washington Metro transit system is Grosvenor-Strathmore station?
Grosvenor–Strathmore station: Grosvenor–Strathmore (formerly Grosvenor, pronounced /ˈɡroʊvnər/) is a rapid transit station on the Red Line of the Washington Metro in North Bethesda, Maryland. Red Line (Washington Metro): The Red Line of the Washington Metro rail rapid transit system serves 27 stations in Montgomery County, Maryland and the District of Columbia in the United States.
i don't know