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.
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Question: Founder-flush models of this phenomenon propose that it may result from repeated bottlenecks. Changes of ploidy in plants can cause this process due to the frequent sterility of the resulting offspring. The(*) sympatric version of this phenomena occurs between populations in the same region, and punctuated equilibria are a sign of the allopatric variety of this process in the fossil record. For 10 points, name this biological process, in which populations become reproductively isolated and diverge, leading to the formation of new species.

Answer: Social Science

Question: opera's third act opens with a shepherd boy singing "Io de' sospiri. " One character in this opera retorts with the aria "Mi dicon venal" when asked what his price is. Another character in this opera sings about how brightly the stars used to shine after he trades his ring to his captor for the chance to write his lover one last letter. That character is killed by a (*) firing squad that he thinks will be shooting blanks after withstanding a session in a torture chamber and refusing to give up the political prisoner Cesare Angelotti. The title character of this opera sings about her good deeds and her dedication to her art in the aria "Vissi d'arte," before she kills the police chief Scarpia and jumps to her death after the execution of the painter Mario Cavardossi. For 10 points, name this Puccini opera about a singer.

Answer: Fine Arts

Question: Isaac II Angelus made a pact to impede the progress of one member of this campaign, who would later sack Iconium, the capital of the Sultanate of Rum. After this campaign, Leopold V of Austria captured one of its leaders for taking down Leopold's standards following the Siege of Acre. This campaign began after Raynald of Chatillon's defeat at the Horns of Hattin. One leader of this campaign won the battle of Arsuf, but ultimately organized a peace that left Jerusalem under the control of Saladin. Frederick Barbarossa drowned during, FTP, what crusade led by Philip II and Richard the Lion-Hearted

Answer:
History