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.

[Q]: One member of this phylum, Strongylocentrotus purpuratus, is often used to study developmental processes, and another, Pisaster ochraceus, is an example of a keystone species. Most members of this phylum have pedicellariae that possess three jaws, and some have a chewing apparatus known as Aristotle's lantern. Members of class Asteroidea of this phylum have an ambulacral groove, and the madreporite is the entrance to their water vascular system that includes tube feet. FTP name this phylum whose "spiny skinned" members have radial symmetry and include sand dollars, sea urchins, and sea stars.
[A]: Social Science


[Q]: One character in this work tells a story about being courted by Edgar Atkins Teagarden from Jasper, Georgia, and every Saturday, he would bring her a watermelon with his initials carved into it, while dining at "The Tower," which is run by Red Sammy Butts, who declares the title phrase. A story about a house with a secret panel leads to an incident where Pitty Sing leaps out of her basket and lands on Bailey's shoulder. Hiram and Bobby Lee take the children John Wesley and June Starr into the woods despite the pleas of the grandmother, in, for 10 points, this short story about a family that is murdered by the Misfit, written by Flannery O'Connor.
[A]: Literature


[Q]: One conflict for independence within this nation was known as the Little War, which took place shortly after the Pact of Zanjon ended the Ten Years' War. One leader of this nation led the 26th of July Movement that overthrew Fulgencio Batista, and U.S. control over this nation was the subject of the Teller Amendment. The best known leader of this nation was the target of the Bay of Pigs invasion, and this country was blockaded by the U.S. during a namesake "missile crisis." For 10 points, name this Caribbean nation long ruled by Fidel Castro.
[A]:
History