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.

Context: Bromus diandrus is a species of grass known by the common names great brome and ripgut brome. This is a brome grass which is native to the Mediterranean but has been introduced to much of the rest of the world. It does best in areas with a Mediterranean climate such as California and parts of southern Australia but it is quite tolerant of many climates. The adult plant is one to three feet in height with hairy rough leaves about a centimeter wide.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)WrittenWork, 3)Animal, 4)NaturalPlace, 5)Album
1

Context: Thyrsodium is a genus of plant in family Anacardiaceae. Species include: Thyrsodium herrerense Encarnacion
Question: The document can be classified to which topic? 
Options: 1)WrittenWork, 2)Plant, 3)Animal, 4)Artist, 5)MeanOfTransportation
2

Context: David Lyttle (born 21 June 1984) is a musician songwriter producer composer and record label owner from Northern Ireland.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)EducationalInstitution, 3)Artist, 4)Company, 5)OfficeHolder

3