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: Isilon Systems was a computer hardware and software company headquartered in Seattle. It sells clustered file system hardware and software for digital content and other unstructured data to a variety of industries.Isilon was acquired by EMC Corporation in November 2010.
Question: The document can be classified to which topic?
Options: 1)Animal, 2)Company, 3)NaturalPlace, 4)Building, 5)Plant
2