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: Hypericum rumeliacum is a species of flowering plant in the Hypericaceae family native to southeastern Europe.
Question: The document can be classified to which topic? 
Options: 1)MeanOfTransportation, 2)Album, 3)Athlete, 4)Plant
4

Context: The Ciobu River is a tributary of the Teleajen River in Romania.
Question: The document can be classified to which topic? 
Options: 1)NaturalPlace, 2)Artist, 3)EducationalInstitution, 4)Film, 5)WrittenWork
1

Context: Pethia narayani the Narayan barb is a species of cyprinid fish endemic to India where it is found in clear hill streams in the Western Ghats. This species can reach a length of 7.8 centimetres (3.1 in) TL. It is also found in the aquarium trade.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)Animal, 3)MeanOfTransportation, 4)Film, 5)Village

2