instruction:
In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
question:
The highest point of this city is the Hermannskogel. A 20-ton bell made from captured Turkish cannons can be found in this city's St. Stephen's Cathedral. This city's chief park, the Prater, is known for its giant Ferris wheel. This city is home to the Ringstrasse (RING-strah-suh), on which stands the Rathaus. This city is the headquarters for the International Atomic Energy Agency and OPEC, and this city is located on the Danube River. For 10 points, name this capital of Austria.
answer:
Social Science

question:
An RNA polymerase from one of these organisms is commonly used in in vitro transcription experiments, and one well-studied example of these organisms uses the Q antiterminator to transcribe its structural components. Benzer's rII system uses these organisms for single-nucleotide mutation mapping, and the Phi-X-174 example of these organisms was the first to have its genome (*) sequenced. These organisms carry genetic information between cells in transduction. These organisms were labeled with 32P and 35S in the experiment that showed that DNA is the substance that stores genetic information, performed by Hersey and Chase. These organisms use their tail proteins as an injection mechanism. For 10 points, name these viruses that infect bacteria.
answer:
Science

question:
John of Procida traveled to this region to stir up anger against its ruler. This region was given to Boniface VIII by the Treaty of Anagni, which affirmed the earlier Treaty of Tarascon. A ruler of this region married the daughter of Henry II, Joan of England; that man was William the Good. This region was once led by William the Bad, who was the son of a king of it. That king was excommunicated by Innocent II at the Second Lateran Council and was Roger II. Michael VIII Palaeologus refused to aid the ruler of this region, Peter of Aragon, without papal approval. A rebellion in this region was ended by the Peace of Caltabellotta and was against the man that Louis IX had placed in charge of it, Charles of Anjou. For 10 points, a rebellion on what Italian island is known as its "Vespers"
answer:
History