challenge: What was the original route of the Batavia–Buitenzorg railway line?
  
  A. From the city center of Jakarta to the outskirts of the city
  B. From the Gambir area to the old Sunda Kelapa port
  C. From the old Sunda Kelapa port to the north of Jakarta
  D. From the old Sunda Kelapa port and south to what is now the Gambir area
  Answer: 