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]: In his early career, this man repeatedly lost to the forces of Muhammad Shaybani. This man took advantage of the scheming of Alam Khan and Dualat Khan to defeat Ibrahim Lodi in battle. Shortly after that battle, this man defeated the Rajput army of Rana Sanga at the Battle of Khanua. This descendant of (*) Tamurlane made several unsuccessful attempts to capture Samarkand and was forced to capture Kabul instead. This man was succeeded by his son Humayan and defeated the Delhi sultanate at the first Battle of Panipat. For 10 points, name this founder of the Mughal Empire.
[A]: History


[Q]: The reversible derivatization of these compounds and separation of their functionalized intermediates is the Bingel-retro strategy. Their crystals can undergo exohedral (*) alkali-metal doping and when they enclose metal atoms they are endohedral. They can form from laser vaporization of graphite rods and often consist of pentagons and hexagons forming cages and planar sheets such as graphene. For 10 points, name this family of carbon allotropes that include nanotubes and buckyballs.
[A]:
Science