Task: Text Categorization
Input (English): Context: Airports of Thailand Public Company Limited (Thai: บริษัท ท่าอากาศยานไทย จำกัด (มหาชน)) is a large Thai public company which handles several national airports. Its headquarters are in Don Mueang District Bangkok.Airports of Thailand Public Company Limited was established on September 30 2002 as a result of the privatisation of state-owned Airports Authority of Thailand (AOT). At that time the company was worth 14285700000 Baht.
Question: The document can be classified to which topic? 
Options: 1)Village, 2)EducationalInstitution, 3)Building, 4)Album, 5)Company
Output (English): 5