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: In his later work he distinguished between value that is invoked when an interpersonal exchange occurs and value as denoting the qualitative mental evaluation of elements. Using these definitions, he created an algebra of social exchange in his Sociological Studies. In his earlier work he argued that information processing is guided by a need for equilibrium, which is restored by either assimilating new information into old patterns, or altering the old pattern to accommodate the new information. Known for his belief in instinctual "schemas" of behavior at birth, he sought to understand the formation of knowledge in terms of "genetic epistemology. " FTP, name this French developmental psychologist, best known for positing four stages of development beginning with the sensorimotor.

A: Social Science
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Q: Coombs tests detect these bodies bound to erythrocytes, and a technique that uses these entities is ELISA. These molecules have a namesake fold, in which two beta sheets are held together by amino acid charges. These adaptable molecules can somatically recombine in a process called V(D)J recombination and are also capable of changing isotype by altering conformation of their heavy chains. Like enzymes, they operate via a a so-called "lock-and-key" mechanism, as verified by Linus Pauling. FTP, name these characteristically y-shaped immune molecules exploited in vaccination and produced by B cells in response to specific antigens.

A: Science
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Q: This poet wondered if the title concept could govern in a thing so small in a poem about a white spider on a white flower holding a white moth. This poet admitted I have passed by the watchman on his beat and dropped my eyes, unwilling to explain in his tirza rima poem Acquainted With the Night. This author of Design wrote that He is all pine and I am apple orchard in one work, and concluded another of his poems with the concession I have promises to keep, and miles to go before I sleep. For 10 points, name American poet who wrote Stopping by Woods on a Snowy Evening and quoted the adage 'Good fences make good neighbors in his poem Mending Wall.

A:
Literature
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