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 one opera by this composer set in Stockholm, the fortune-teller Ulrica prophesizes that Riccardo will be killed by the next man who shakes his hand. This composer of A Masked Ball included "Va, pensiero," or the Chorus of the Hebrew Slaves, in an opera which details the exile of the Jews from Babylon, Nabucco. In addition to the drinking song "Libiamo ne' lieti calici" in an opera about Alfredo and Violetta, this composer wrote an opera which sees the Duke of Mantua sing "La donna e mobile" and another opera about an Egyptian princess. For 10 points, name this Italian composer of Rigoletto, La traviata, and Aida.
[EX A]: Fine Arts

[EX Q]: Norman and Jensen created triangles in which they plot chemical species according to this quantity. In one model of this quantity, electrons distribute to minimize it. Besides the Allred-Rochow definition, Mulliken's original definition of this quantity involved taking the mean of the(*) electron affinity and the first ionization energy. Dissociation energies between two elements are used to calculate the Pauling scale of this quantity, on which fluorine has the highest value. For 10 points, name this property that refers to an atom's ability to attract electrons.
[EX A]: Science

[EX Q]: It is prefaced with a Greek quote from Plato, which makes an allusion to Hesperus. It has since been revealed that the critic John Wilson Croker was the subject of the line, "Light on his head, who pierced thy innocent breast," in this poem. Later, a reference to the Irish poet, Thomas Moore is made with the line, "The sweetest lyrist of her saddest wrong," and Chatterton, Sidney, and Lucan are also praised, though 15 stanzas forward. It ends, "Beacons from the abode where the Eternal are," and begins with the poet weeping for the title character, who has not lived to fulfill his promise. FTP, name this elegy to John Keats written by Percy Shelley.
[EX A]:
Social Science