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: Littleville Lake is located mostly in the town of Chester in Hampden County and partly in the town of Huntington in Hampshire County Massachusetts. It was created by the US Army Corps of Engineers when the Middle Branch of the Westfield River was dammed to control flooding.
Question: The document can be classified to which topic?
Options: 1)OfficeHolder, 2)NaturalPlace, 3)Artist, 4)Athlete, 5)Film

Ex Output:
2

Ex Input:
Context: Pilodeudorix virgata the Small Green-streaked Playboy is a butterfly in the Lycaenidae family. It is found in Sierra Leone Liberia Ivory Coast Ghana Nigeria (south east and the Cross River loop) Cameroon Gabon the Republic of Congo the Central African Republic the northern half of the Democratic Republic of Congo and Uganda. The habitat consists of forests.
Question: The document can be classified to which topic?
Options: 1)Album, 2)OfficeHolder, 3)Film, 4)Animal

Ex Output:
4

Ex Input:
Context: Stenocereus alamosensis (octopus cactus or cina) is a species of cactus native to Mexico. It is viviparous (that is the seeds germinate before leaving the parent plant) apparently an adaptation to living in coastal plains which are prone to flooding. The Seri people of Sonora call this cactus xasaacoj.
Question: The document can be classified to which topic?
Options: 1)OfficeHolder, 2)Plant, 3)Artist, 4)EducationalInstitution

Ex Output:
2