You will be given a definition of a task first, then some input of the task.
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: Novosibirsk Air Enterprise was an airline based in Novosibirsk Russia. It operated passenger and cargo services and aerial surveying work. It was established and started operations in 1929 as Novosibirsk Air Squad. Its main base was Severny Airport.In 1995 it was reorganized to the state-owned Novosibirsk Air Enterprise and in 2004 went through the bankruptcy and was privatized in 2005.
Question: The document can be classified to which topic?
Options: 1)WrittenWork, 2)Company, 3)NaturalPlace, 4)OfficeHolder, 5)Building
Output:
2