TASK DEFINITION: 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.
PROBLEM: One major pathway involving this compound is the tuberoinfundibular one that transfers it from the hypothalamus to the pituitary gland. This compound is involved in voluntary motor control via its nigriostriatal pathway, and it binds with lactotrophs in order to inhibit the secretion of prolactin, which is a major antagonist of it. It is the immediate precursor of norepinephrine in the epinephrine synthesis pathway. Antagonists of this neurotransmitter are used to treat schizophrenia, and deficiency of this neurotransmitter can lead to Parkinsons disease. For 10 points, name this neurotransmitter associated with the brain's pleasure center whose precursor is L-dopa.

SOLUTION: Science

PROBLEM: 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.

SOLUTION: History

PROBLEM: A territory invaded during this war asked to borrow gunpowder to salute a ship that had come to conquer it. One island invaded in this war had been overseen by the "Butcher" Weyler. An admiral in this war stated "You may (*) fire when you are ready," prior to beginning the Battle of Manila Bay. One battle in this "splendid little war" saw San Juan Hill charged upon by the Rough Riders and Teddy Roosevelt. Hearst's and Pulitzer's yellow journalism as well as the explosion of the USS Maine helped instigate this war. For 10 points, name this war which led to the capture of the Philippines, Puerto Rico, and Cuba by the United States.

SOLUTION:
History