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.
Q: Context: Ceratopetalum is a genus of nine species of shrub and tree in the family Cunoniaceae. They are found along the eastern coast of Australia and extend north to New Guinea. Two Australian species are among the best known one being C. apetalum or coachwood renowned as a timber tree and C. gummiferum the New South Wales Christmas bush so named as it flowers in December.Selected speciesCeratopetalum apetalum D.Don (Coachwood)Ceratopetalum corymbosum C.T.WhiteCeratopetalum gummiferum Sm.
Question: The document can be classified to which topic?
Options: 1)Company, 2)EducationalInstitution, 3)Plant, 4)OfficeHolder
A:
3