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: Hapleginella is a genus of fly in the family Chloropidae.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)Building, 3)NaturalPlace, 4)Animal, 5)MeanOfTransportation
[EX A]: 4

[EX Q]: Context: Lindera reticulosa is a species of plant in the Lauraceae family. It is endemic to Malaysia.
Question: The document can be classified to which topic? 
Options: 1)Village, 2)Artist, 3)Plant, 4)MeanOfTransportation, 5)Album
[EX A]: 3

[EX Q]: Context: Ischnopterix is a genus of moth in the family Geometridae.
Question: The document can be classified to which topic? 
Options: 1)Artist, 2)MeanOfTransportation, 3)Building, 4)Animal, 5)NaturalPlace
[EX A]:
4