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.

[EX Q]: Context: A skorpió I. is a 1918 Hungarian film directed by Michael Curtiz.
Question: The document can be classified to which topic? 
Options: 1)Building, 2)WrittenWork, 3)Plant, 4)Film
[EX A]: 4

[EX Q]: Context: OxiClean (founded 1997) is the brand name for a line of household cleaners including 'OxiClean Versatile Stain Remover' which is a laundry additive spot stain remover and household cleaner marketed by Church & Dwight. It was previously owned by Orange Glo International until 2006.
Question: The document can be classified to which topic? 
Options: 1)Film, 2)Artist, 3)Plant, 4)Animal, 5)Building
[EX A]: 3

[EX Q]: Context: Loch Etchachan is an exceedingly remote freshwater loch set deep within the central Cairngorms plateau in the Cairngorms National Park located in the eastern Highlands of Scotland. It is the highest waterbody of its size in the UK the surface being 927 metres (3041 ft) above sea level.
Question: The document can be classified to which topic? 
Options: 1)Building, 2)Film, 3)NaturalPlace, 4)Plant, 5)OfficeHolder
[EX A]:
3