Q: 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
A:
4