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.

[EX Q]: Context: Beijing mostly referred to as BJ is a diesel-hydraulic locomotive used in the People's Republic of China. It is named after the capital city of China Beijing.BJ were made in two different versions a standard version and a kou'an (port) version.
Question: The document can be classified to which topic?
Options: 1)OfficeHolder, 2)Film, 3)MeanOfTransportation, 4)Village, 5)Building
[EX A]: 3

[EX Q]: Context: Jarit Johnson (born January 16 1979) is an American racing driver. Brother of NASCAR champion Jimmie Johnson and a former NASCAR competitios he currently competes in off-road racing driving in the TORC: The Off Road Championship series.
Question: The document can be classified to which topic?
Options: 1)Album, 2)EducationalInstitution, 3)Company, 4)Film, 5)Athlete
[EX A]: 5

[EX Q]: Context: Ophiodermatidae are a family of brittle stars in the suborder Ophiurina.
Question: The document can be classified to which topic?
Options: 1)NaturalPlace, 2)Album, 3)Animal, 4)MeanOfTransportation, 5)Artist
[EX A]:
3