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: Cheilanthes viscida is a species of lip fern known by the common names viscid lip fern and viscid lace fern. It is native to southern California where it is an uncommon member of the flora in rocky areas in the region where the coastal mountains meet the deserts. Its distribution extends into Baja California.
Question: The document can be classified to which topic?
Options: 1)Building, 2)Plant, 3)Village, 4)Album, 5)OfficeHolder
2