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 Input:
Context: Epidendrum fimbriatum is a terrestrial (sometimes epiphytic) orchid native to high altitudes (2.2—3.4 km) in Bolivia Colombia Ecuador Peru and Venezuela.
Question: The document can be classified to which topic? 
Options: 1)Artist, 2)Film, 3)Plant, 4)OfficeHolder, 5)WrittenWork

Ex Output:
3


Ex Input:
Context: Hypericum rumeliacum is a species of flowering plant in the Hypericaceae family native to southeastern Europe.
Question: The document can be classified to which topic? 
Options: 1)MeanOfTransportation, 2)Album, 3)Athlete, 4)Plant

Ex Output:
4


Ex Input:
Context: The Interstate Cadet is an American two-seat tandem high wing single engine monoplane light aircraft. Around 320 of these aircraft were produced between the years of 1941 and 1942 by the Interstate Aircraft and Engineering Corporation based in El Segundo California. The construction techniques employed were a welded steel tube fuselage wood (spruce) wing structure with metal ribs and fabric covering all of which were fairly standard in the 1940s.
Question: The document can be classified to which topic? 
Options: 1)MeanOfTransportation, 2)EducationalInstitution, 3)Album, 4)Film

Ex Output:

1