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]: In the Corey-Bakshi-Shibata catalyst, an atom of it is attached to a pyrrole ring, an oxygen atom, and a toluene group. This element's acids are combined with amines and ketones in the Petasis reaction and in combining alkyl halides through the Suzuki coupling. Complexes containing it are called sido or arachno according to Wade's rules, and a more famous reaction using it is sometimes named for Herbert Brown. Mined from the ore Uletite, its silicate was once used in making hard glass for manufacturing laboratory equipment. For 10 points, name this element that participates in an anti-markonikov addition reaction to alkenes, with atomic number 5 and symbol B.
[EX A]: Science

[EX Q]: The final ruler of this dynasty severed his daughter's arm in an attempt to kill his entire family during its final days. In one criminal case, this dynasty saw an expansion of the "Nine Exterminations" to also include the killing of friends as well as family members. The Cathedral of the Immaculate Conception was founded in this dynasty's capital by one of its advisors, Matteo Ricci. This dynasty dispatched the treasure ships of the admiral Zheng He and moved the empire's capital from Nanking. It was founded by a former leader of the Red Turban rebellion, the Hongwu Emperor. For 10 points, name this Chinese dynasty that made Beijing the capital, succeeded the Mongols, and was itself supplanted by the Manchus in the 1640's.
[EX A]: History

[EX Q]: The Tobin effect shows how this phenomenon encourages investors to place their money in real capital projects. Its built-in form comes from adaptive expectations and is part of Gordons triangle model. Tobin and Mundell showed that real economic effects can occur from expectation of this phenomenon, which can lead to inefficiencies from shoe-leather and menu costs. The existence of this phenomenon prevents a liquidity trap. The Fisher hypothesis argues that the real interest rate is independent of this phenomenon, which is measured by changes in the GDP deflator or CPI. For 10 points, name this phenomenon, coming in cost-push and demand-pull varieties, which causes the consumer price index to rise as money becomes devalued.
[EX A]:
Social Science