Given the task definition and input, reply with output. 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: Zanthoxylum simulans (Chinese Prickly-ash or Flatspine Prickly-ash) is a flowering plant in the family Rutaceae native to eastern China and Taiwan. It is one of several species of Zanthoxylum from which Sichuan pepper is produced (see that page for uses).It is a spreading shrub or small tree growing to 7 m tall. The leaves are 7-12.5 cm long pinnate with 7-11 leaflets the leaflets 35 cm long and 1.52 cm broad.
Question: The document can be classified to which topic?
Options: 1)NaturalPlace, 2)Village, 3)Plant, 4)Building, 5)EducationalInstitution
3