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]: A weight of the nth power of this parameter is imputed to contributions to elements of an S matrix by nth-order Feynman diagrams; thus, this number can be considered the order of expansion in perturbative quantum electrodynamics. This constant is a measure of the electron anomalous magnetic moment, which explains its role in the relativistic splitting of atomic spectral lines that is its namesake. The coupling constant for the electromagnetic interactions of electrons, it is equal to the square of the ratio of the electron and Planck charges, or, in cgs units, the electron charge squared divided by the speed of light times Diracs constant. For ten points, name this physical constant usually denoted alpha and equal to about one over one hundred thirty-seven.
[EX A]: Science

[EX Q]: One character in this novel, Adele Ratignolle, urges the protagonist to care for her children above all else. Another character in this novel, the piano playing Mademoiselle Reitz helps the protagonist sort of her feelings for another character, who has left Grand Isle for Mexico. Despite being married to her husband Leonce, the protagonist of this novel develops romantic feelings for Alcee Arobin and Robert Lebrun before drowning herself by walking into the Gulf of Mexico. For 10 points, identify this novel about Edna Pontellier by Kate Chopin.
[EX A]: Literature

[EX Q]: In one work, this philosopher tells a story about one man leaving his lover in order to preserve the idealized recollections of the past. In another work, this man argues that to become a true self, humans must be conscious of the self and also of the alignment with a higher power. This author of Repetition and [*] The Sickness Unto Death wrote a work in which he claimed the final level of individual existence was the "knight of faith." This writer of Fear and Trembling also wrote about the first two levels of existence using the pseudonyms of A and Judge Vilhelm. For 10 points, name this Danish philosopher who wrote Either/Or.
[EX A]:
Social Science