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: The sandstone night lizard Xantusia gracilis is a species of night lizard. Prior to 2005 it was considered a subspecies of the granite night lizard Xantusia henshawi. The physical difference is that the sandstone night lizard has lighter coloration.
Question: The document can be classified to which topic?
Options: 1)Film, 2)Animal, 3)Company, 4)EducationalInstitution
Output:
2