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: Vigilant is a science fiction novel written by the Canadian author James Alan Gardner published in 1999 by HarperCollins Publishers under its various imprints. The book is the third volume in Gardner's League of Peoples series after Expendable (1997) and Commitment Hour (1998).
Question: The document can be classified to which topic?
Options: 1)WrittenWork, 2)EducationalInstitution, 3)NaturalPlace, 4)Film
1