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: Kastolatsi is a village in Otepaa Parish Valga County in southeastern Estonia. It has a population of 65 (as of 7 February 2008).
Question: The document can be classified to which topic?
Options: 1)Artist, 2)OfficeHolder, 3)NaturalPlace, 4)Village, 5)MeanOfTransportation
4

Context: Pseudodaphnella philippinensis is a species of sea snail a marine gastropod mollusk in the family Raphitomidae.
Question: The document can be classified to which topic?
Options: 1)Artist, 2)Album, 3)Animal, 4)MeanOfTransportation, 5)Athlete
3

Context: Bangtaesan is a mountain in the county of Inje Gangwon-do in South Korea. It has an elevation of 1444 m (4738 ft).
Question: The document can be classified to which topic?
Options: 1)Building, 2)Artist, 3)WrittenWork, 4)NaturalPlace, 5)Company
4