challenge: What is the significance of the Shintetsu Kobe Kosoku Line?
  
  A. It connects the Arima Line to the city center of Osaka
  B. It connects the Arima Line to Shinkaichi, allowing transfers to Hankyū and Hanshin trains
  C. It is a major freight transportation route between Kobe and Himeji
  D. It is a tourist railway line that runs along the coast of Kobe
  Answer: 