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.

During this dynasty, the minister Qin Gui committed an infamous act of treachery against the general Yue Fei, and the author of the Comprehensive Mirror for Aid in Government, Sima Guang, opposed the New Laws of Wang Anshi. Zhao Kuangyin formed it, and gunpowder, the magnetic compass, and moveable type were invented during this era, before the death of emperor Qinzong led to the decline of its Northern period, but its southern incarnation survived until the Mongol conquest. For 10 points, name this dynasty is credited with unifying China after the Ten Kingdoms and Five Dynasties periods.
History

This enzyme is degraded by the actions of victorin and the DNA-binding aspartic acid peptidase CND41, but is forced into a proteolysis-resistant state by the binding of its inhibitor CA1P. It is usually localized to to pyrenoids, and a lysine residue on it is carbamated by its namesake activase, which allows the positioning of a critical magnesium molecule. Phosphoglycolate is a side product of this enzyme, whose slow speed and penchant for leading to photorespiration is counteracted by PEP carboxylase in some organisms. FTP, name this enzyme, the most abundant protein on earth, that catalyzes a major step in the Calvin cycle by attaching a carbon dioxide molecule to Ribulose bisphosphate.
Science

This man wrote a story in which one character becomes a loan shark in hope of gaining Captain Kidd's treasure from a swamp, and in one of his stories two characters vie for the hand of Katrina Van Tassel. Many of this man's stories are collected in The Sketchbook of Geoffrey Crayon, and he wrote one story about a man who plays nine-pins with ghosts in the Catskills before falling asleep for twenty years. The author of a story in which Brom Bones impersonates a dead Hessian to scare schoolmaster Ichabod Crane, for 10 points, name this author of "Rip van Winkle" who wrote about the "headless horseman" in "The Legend of Sleepy Hollow."
Literature