Definition: 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.
Input: Context: Archidium is a genus of about 35 species of moss; it is the only genus in the family Archidiaceae and order Archidiales.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)EducationalInstitution, 3)Artist, 4)OfficeHolder, 5)Building

1