In this task, you are given a text which is the body of a document. You are given a question and options. Pick the correct number. Don't generate anything else apart from the numbers provided in options.
Q: Context: The U.S. Customs House or Edificio Aduana is a historic Custom House building located at Mayaguez Puerto Rico. As of February 10 1988 the building was owned by the U.S. Customs Service Washington D.C.
Question: The document can be classified to which topic?
Options: 1)Film, 2)Company, 3)Village, 4)Building, 5)Plant
A:
4