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.

The electron dipole moment of this particle is at most three times ten to the negative 26th, and would violate CPT-symmetry if it is non-zero. This particle has a half-life of 881 seconds, and can break up into a proton, an electron and an electron antineutrino via beta decay. This particle is composed of one (*) up and two down quarks, and nuclear fission is initiated by the bombardment of this particle. The number of this particle dictates what isotope an atom is, and they have mass roughly equal to that of a proton. James Chadwick discovered, for ten points, what particle found in the nucleus, which, as its name suggests, has a net charge of zero
Science

One character in this work talks to the milk shop matron before observing the protagonist at the dock, and another character, named Victoria, claims that a woman begging for milk had talked about the same thing. One character writes letters to her beloved for 17 years before he returns, and Pablo marries Prudencia Cotes after getting out of jail. After leaving Flora Miguel's house, the protagonist is finally warned by Clothilde Armenta, but by that time, the Vicario brothers were on him. FTP name this novel in which Angela Vicario's loss of virginity is avenged with the killing of Santiago Nasar, a work by Gabriel Garca Mrquez about a predictable murder.
Literature

One of this mans protagonists dies when he blows up his palace after his mother Fides sings the aria Ah my son. In Act III of another of this composers operas, a hurricane begins to rise as Nelusko sings a ballad about the monster Adamastor. The protagonist of that opera by this man sings O Paradise! upon arriving in Selikas homeland. This composer of operas about John of Leyden and Vasco da Gama created a work in which Bertram summons a ballet of debauched nuns to tempt the title character, who is engaged to Isabelle. Another of his operas centers on Raoul de Nagis and culminates in the St. Bartholomews Day Massacre. For 10 points, name this composer of such operas as Le Prophete, LAfricaine, Robert le Diable, and Les Huguenots.
Fine Arts