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 ubiquitin ligase that marks specific proteins which the 26S proteasome breaks down is known as its (*) promoting complex, and in plants, the step immediately following it features vesicles moving along the phragmoplast. The step preceding it is ended by inactivation of cyclin dependent kinases, and the kinetochore fibers become shorter during this step. Chromatid pairs separate into identical chromosomes, which are subsequently pulled to the poles by the spindle fibers. FTP, identify this step of cell division that follows metaphase.
[EX A]: Science

[EX Q]: Vivaldi wrote 37 concertos for this instrument; the most famous of which is probably La Notte.
[EX A]: Fine Arts

[EX Q]: Even though the voting in this nation occurred on March 29, the results have still not been provided, especially since a High Court hearing has officially requested a recount in a number of provinces. The election has been fraught with bad news for the incumbent, with a split ruling party divided through the rise of Simba Makoni and the rise in inflation far above 1,000%. Thus, Morgan Tsvangirais MDC party has been widely declared the winners both in the parliamentary and presidential struggle. FTP; name this nation who may soon see the unseating of their current ruler, Robert Mugabe.
[EX A]:
History