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.

Q: Context: In taxonomy Bolbocoleon is a genus of algae in the family Chaetophoraceae.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)Company, 3)WrittenWork, 4)EducationalInstitution

A: 1
****
Q: Context: Lindera reticulosa is a species of plant in the Lauraceae family. It is endemic to Malaysia.
Question: The document can be classified to which topic? 
Options: 1)Village, 2)Artist, 3)Plant, 4)MeanOfTransportation, 5)Album

A: 3
****
Q: Context: The Time: Night (Russian: Время ночь) is a novella by Russian author Lyudmila Petrushevskaya. It was originally published in Russian in the literary journal Novy Mir in 1992 and translated into English by Sally Laird in 1994. In 1992 it was shortlisted for the Russian Booker Prize.
Question: The document can be classified to which topic? 
Options: 1)WrittenWork, 2)Artist, 3)Album, 4)Athlete, 5)Film

A:
1
****