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: opera's third act opens with a shepherd boy singing "Io de' sospiri. " One character in this opera retorts with the aria "Mi dicon venal" when asked what his price is. Another character in this opera sings about how brightly the stars used to shine after he trades his ring to his captor for the chance to write his lover one last letter. That character is killed by a (*) firing squad that he thinks will be shooting blanks after withstanding a session in a torture chamber and refusing to give up the political prisoner Cesare Angelotti. The title character of this opera sings about her good deeds and her dedication to her art in the aria "Vissi d'arte," before she kills the police chief Scarpia and jumps to her death after the execution of the painter Mario Cavardossi. For 10 points, name this Puccini opera about a singer.

A: Fine Arts
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Q: The Schlenk equilibrium, which can be affected by the presence of dioxane, describes the stability of these compounds, whose synthesis can be improved by the addition of mercuric chloride amalgamates. They react with nitriles to form intermediate imine anions, and dry carbon dioxide can be bubbled through them to create carboxylic acids, which themselves do not form an addition product with these. In what is sometimes called their namesake's reaction, they act as strong nucleophiles to form tertiary or secondary alcohols from ketones or aldehydes. For 10 points, name these compounds formed by reacting an alkyl halide with magnesium, named for a French guy.

A: Science
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Q: This thinker introduced a concept that Gilles Deleuze and Felix Guattari claimed identifies the schizophrenic producer's typical mode of production. That concept, which was pioneered by this thinker, was extended by Derrida to encompass all borrowing of concepts text of "a heritage which is more or less coherent or ruined." Another work by this think traced the evolution of a single myth from South America to the Arctic. The aforementioned central concept of this thinker is contrasted with the work of the (*) "engineer," who exemplifies the scientific way of thought. For 10 points, name this creator of the concept of "bricolage," a structuralist anthropologist who wrote Elementary Structures of Kinship and The Savage Mind.

A:
Social Science
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