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]: One of his attendants was represented by an oxen, and another was the god of water, and represented by a snake. Vohu Manah and Haurvatat, together with Asha, Kshathra, Armaiti, and Ameretat, were called the Amesha Spentas, who opposed the Daevas. His father, Zurvan, was a deity of space, time, and fate, and his son, Atar, battled a dragon, Azhi Dahaka, that cut Zima in half with a saw. Called Ormazdh in the religion's contemporary form, it was Vohu Manah who appeared to a certain prophet near the Daitya River, invited him to come to heaven, and inspired him to compose the Gathas, part of the Avesta. FTP, name this god, the counterpart of Ahriman, the embodiment of good, and the supreme deity in Zoroastrianism.
[EX A]: Social Science

[EX Q]: The elimination mechanism by which the dehydration of its major product occurs necessarily involves the abstraction of an acidic hydrogen and displacement of the leaving group. The catalyst in this reaction itself is regenerated from the deprotonation of water in its final step, which results in the conversion of its intermediate, an alkoxide. An aldehyde or ketone had originally undergone a nucleophilic-addition-type process to produce that alkoxide, which had converted it from a nucleophilic enolate using a hydroxide ion catalyst. Producing a final product known as a beta-hydroxyaldehyde, FTP, name this condensation reaction whose name combines that of its two final products.
[EX A]: Science

[EX Q]: This thinker differentiated the Greek word "hypostasis" from the Latin word "personae" to show how two languages can convey the same meaning. He also refuted the claim made by Averroes, whom he called "The Commentator," that people share an intellect. One of this man's works was legendarily inspired by Raymond of Penafort, while another work by this author of (*) Summa contra Gentiles lays out the principles of just war and includes "degree," "contingency," and "the unmoved mover" among his five arguments for the existence of God. For ten points, name this 13th-century theologian who wrote Summa Theologica.
[EX A]:
Social Science