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: Nabalus is a genus of flowering plants in the daisy family. It is now considered the correct name for a group of plants in North America that were formerly considered to be members of Prenanthes and were included in that genus in the Flora North America treatment. The common name for the genus is White Lettuce and reflects its close relationship to lettuce (Lactuca sativa) but having flowers that are whitish or purplish-white in some species.
Question: The document can be classified to which topic?
Options: 1)Album, 2)Plant, 3)Village, 4)OfficeHolder, 5)WrittenWork
A:
2