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]: Having fought in the Chaco War, this man served as commander-in-chief of his nation's armed forces from 1951-54, and in 1954 he ousted President Frederico Chavez. Nicknamed Colonel Trunk, he essentially ruled as a totalitarian, and membership in his Colorado Party was a requirement for most jobs. His country became notorious for its illegal trade, drug trafficing, and harboring of NAZI war criminals, and in 1989 he was ousted by so-called "traditionalists" led by Andres Rodriguez. FTP, who was this son of a German immigrant, the long-time president of Paraguay
[EX A]: History

[EX Q]: In this painting, the colonial print and flowers on the woman's dress symbolize domestic care and the traditional role of women in society. The two figures in this work were modeled after the artist's dentist and sister. The man has a cross look on his face and symbolizes hard labor by holding a pitchfork. For 10 points, name this work by Grant Wood, which symbolized America in the 1930s.
[EX A]: Fine Arts

[EX Q]: The efficiency of this process can be quantified with either overall, point, or Murphree efficiency. One method of performing calculations for this process first requires determination of the slope of the q-line for the feed. The next steps in that method are to split the operating line into enriching and stripping sections, to draw alternating horizontal and vertical lines between the operating and equilibrium lines, and finally to count off the number of horizontal lines drawn. That method determines the number of (*) theoretical trays required for this process and is named for McCabe and Thiele. Mixtures that do not change composition when this process is performed are termed azeotropes. For 10 points, name this process which separates components of a solution based on their boiling points.
[EX A]:
Science