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.

[EX Q]: This figure was worshiped on the Island of Philae. In depictions, a throne symbol often lies atop this deity's head. This deity created a snake out of the earth and had it bite Ra so that Ra would give up his True Name. After a long search, this deity found a box hidden in a tamarisk tree. This goddess reassembled the fourteen (*) pieces of her husband and gave birth to Horus, in order that he would defeat Set. For 10 points, name this Egyptian goddess, the wife and sister of Osiris.
[EX A]: Social Science

[EX Q]: Halogen addition to them creates a mixture of a 1-2 and 1-4 addition product. One preparation of them involves butane undergoing thermal dehydration. Another synthesis of the conjugated variety of this chemical group involves elimination of unsaturated alcohols and alkyl halides. They include a number of useful reagents, including ones named for Chan, Dane, Brassard, Rawal, and Danishefsky. In addition to the conjugated variety, they also occur in isolated and cumulated varieties. Conjugation energy guarantees that the conjugated form is the most stable. For ten points, what is this organic functional group whose 1,3 variety are a principal reactant in the Diels-Alder reaction, and which is characterized by a pair of double bonds.
[EX A]: Science

[EX Q]: A variation of the Ullman condensation named for Goldberg combines aryl ones with aryl halides in the presence of copper. They are the products in the Staudinger reaction, and one reaction that creates primary ones uses potassium thalamide and hydrazone and can be worked up via the Ing-Manske procedure; this is known as the Gabriel synthesis. Putrescine and spermidine have of several of these groups, and another compound containing this functional group is responsible for the smell of fish. FTP, name these organic compounds that contain a carbon single bonded to a nitrogen.
[EX A]:
Science