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: Zostera tasmanica is a species of eelgrass native to the seacoasts of Tasmania New South Wales Victoria South Australia and Western Australia.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)Building, 3)Plant, 4)Athlete, 5)OfficeHolder
A:
3