You will be given a definition of a task first, then an example. Follow the example to solve a new instance 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.

Text: The Mansfield Building Society is a UK building society which has its headquarters in Mansfield Nottinghamshire. It is a member of the Building Societies Association. 
Question: The document can be classified to which topic? Options: 1)Animal, 2)Plant, 3)Building, 4)Company, 5)WrittenWork
Solution: 3
Why? Mansfield Building Society is a UK building society. Hence, option 3 is the correct answer

New input: Context: Military Heritage is an American glossy bi-monthly military history magazine that was first published in August 1999 by Sovereign Media. It was founded by Carl A. Gnam Jr. who also serves as the editorial director. The current magazine editor (as of 2006) is Roy Morris Jr.The feature articles focus on historical battles or campaigns and describe the context in which the conflict was fought. They will typically include several illustrations and a brief bibliography for further reading.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)WrittenWork, 3)Album, 4)Artist
Solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
2