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.
Q: This deity is said to cause earthquakes when he writhes in pain because of the poison dripped on him by a snake. He took the form of a mare to give birth to the eight-legged horse Sleipnir. He is the father of the wolf Fenrir, Hel, and the Midgard Serpent. He tricked the blind Hod into killing his brother Baldur with a bow and arrow. He will kill and be killed by Heimdall at Ragnarok. For 10 points, name this trickster from Norse mythology.
A: 
Social Science