TASK DEFINITION: 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.
PROBLEM: An 1889 strike of dockworkers in this city was settled at Millwall and mediated by Edward Manning. A wildly popular account of this city's underbelly was published by Ned Ward, who also described how the Mohawks and Hawkubites terrorized the women of this city. Joseph Bazalgette was largely responsible for redesigning this metropolitan area's sewer system after the Great Stink occurred. The police force of this city received the "Dear Boss" and "From Hell" letters, which enigmatically predicted a grisly set of crimes. Henry Cole organized an event in this city that displayed "the works of industry of all nations" in its Joseph Paxtondesigned structure. Its Whitechapel district was home to a series of unsolved murders. For 10 points, the Great Exhibition of 1851 took place in what city, which was also home to the Jack The Ripper killings

SOLUTION: History

PROBLEM: This man gives his name, along with that of Francis Sears, to a process in ultrasonic imaging for which the acoustic wavefronts act as optical gratings to diffract the light on either side of the central spot. The distance over which charge carriers in plasmas exclude electric fields via his namesake shielding is also known as his namesake length. With an assistant later famous in his own right for his rule for determining whether ring molecules would show aromatic properties, he developed a mathematical expression to explain characteristics of electrolytic solutions, the famous equation named for him and Erich Hckel. FTP name this man who also gives his name to the SI unit defined as about 3.3 x 10-30 Coulomb meters, which measures the molecular dipole moment.

SOLUTION: Science

PROBLEM: In Pope Paul VI's text "Paenitemini," he suggested that this practice should be replaced with ways "to promote better social justice" in certain countries. On the Hindu day of Karva Chauth, married women engage in this practice to ensure their husbands' safety. A Jewish variant of this practice takes its name from an assassinated governor named Gedalia. In the first of his temptations in Matthew 6, Satan tells Jesus to end this practice. Jews are commanded to do this during the day of Tisha B'Av, while Catholics must engage in this practice on Ash Wednesday and Good Friday. Muslims engage in this practice from dawn to dusk during the month of Ramadan, For 10 points, name this religious practice that typically involves not consuming food.

SOLUTION:
Social Science