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: Costa Khaiseb (born November 23 1980 in Windhoek) is a Namibian football striker and part of the Namibia national football team. He played for Namibian club Ramblers from 20022006 for Black Leopards in 06-07 season and came back to Ramblers where he played until the end of a season 2009-2010. He was a part of the Namibian squad in qualifiers for World cup 2010.
Question: The document can be classified to which topic?
Options: 1)Company, 2)Athlete, 3)Building, 4)Film, 5)OfficeHolder
2