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]: 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]: In one myth this deity laid the egg that would become the world and his association with the equinoxes led to his epithet as the god of balance. His center of worship was at Khmunu and one of his wives, Seshat, was the inventor of writing. He carried the eye of Ra in his role as messenger, but is better known for weighing the hearts of the deceased in his role as judge of the dead. Often depicted as a baboon, he hid Horus from Set after the latter killed Osiris and returned Tefnut to Ra's fold. FTP name this Egyptian god of scribes, wisdom, and the moon, most commonly depicted with the head of an ibis.
[EX A]: Social Science

[EX Q]: One religious leader of this faith focused on using sudden sounds or actions to make pupils see their true nature and ye-xi, or original consciousness. In addition to Mazu Doayi, another leader of this faith wrote two manuals for believers at Shaolin and is described as the "Blue Eyed Barbarian" in such texts as The Anthology of the Patriarchal Hall. This religion's founder came to China from India and was inspired by the Lankavatara Sutra and the Flower Sermon. That leader, Bodhidharma, taught that activities outside of studying scripture such as sesshin and the contemplation of paradoxes were the way to achieve satori, or enlightenment. For 10 points, name this sect of Mahayana Buddhism associated with koans and various forms of meditation that is popular in Japan.
[EX A]:
Social Science