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: Clathrosepta becki is a species of sea snail a marine gastropod mollusk in the family Fissurellidae the keyhole limpets.
Question: The document can be classified to which topic? 
Options: 1)NaturalPlace, 2)EducationalInstitution, 3)Film, 4)Animal, 5)Plant
[EX A]: 4

[EX Q]: Context: Chung Jae Young (born May 2 1977) better known by her stage name J is a Korean R&B/Soul singer-songwriter who is known for her uniquely soft and smooth voice.
Question: The document can be classified to which topic? 
Options: 1)Album, 2)Artist, 3)Building, 4)Film, 5)Animal
[EX A]: 2

[EX Q]: Context: Feminist Economics is a peer-reviewed academic journal published by Routledge and the International Association for Feminist Economics in the field of feminist economics.Established in 1994 the journal was voted Best New Journal by the Council of Editors of Learned Journals in 1997.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)Plant, 3)WrittenWork, 4)EducationalInstitution, 5)Album
[EX A]:
3