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.

Context: The Pietriș River is a tributary of the Coșna River in Romania.
Question: The document can be classified to which topic? 
Options: 1)NaturalPlace, 2)Athlete, 3)MeanOfTransportation, 4)Animal, 5)Album
1

Context: Job Pierson (September 23 1791 – April 9 1860) was a U.S. Representative from New York.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)WrittenWork, 3)Company, 4)Athlete, 5)MeanOfTransportation
1

Context: Lívia or Livia Rusz (Hungarian pronunciation: [liːviɒ rus] Romanian: [ˈlivi.a rus]; born September 28 1930) is a Romanian and Hungarian graphic artist best known for her work in illustration comic strip and comic book genres. One of the most recognizable contributors to these fields during Romania's communist period she created popular children's comics such as Mac and Cocofifi before signing as one of the main illustrators for Editura Ion Creangă publishing house.
Question: The document can be classified to which topic? 
Options: 1)MeanOfTransportation, 2)Village, 3)Album, 4)Artist, 5)NaturalPlace

4