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.

Example input: Text: The Mansfield Building Society is a UK building society which has its headquarters in Mansfield Nottinghamshire. It is a member of the Building Societies Association.
Question: The document can be classified to which topic? Options: 1)Animal, 2)Plant, 3)Building, 4)Company, 5)WrittenWork
Example output: 3
Example explanation: Mansfield Building Society is a UK building society. Hence, option 3 is the correct answer
Q: Context: 1875 K Street is a high-rise skyscraper building located in the United States capital of Washington D.C.. The building began construction in 2000 and was completed in 2001. Upon completion the building rose to 155 feet (47 m) featuring 12 floors and 5 elevators. The architect of the building was Hartman-Cox Architects who designed the postmodern design of the building.
Question: The document can be classified to which topic?
Options: 1)Plant, 2)OfficeHolder, 3)NaturalPlace, 4)Building
A:
4