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 of this man's theories was supported by the discovery that Hittite contained forms in which distinct reflexes of the laryngeals are recorded, and he explained how the vowel alternations of a came about in his first work, Memoir on the Original System of Vowels in the Indo-European Languages. He is noted for his terms langue, or regularities and patterns in speech, and parole, or actual acts of speech. The work he is most famous for is often considered the foundation for structural linguistics, though Charles Bally and Albert Sechehaye actually published it. FTP name this Swiss linguist whose lecture notes and other materials were posthumously turned into the seminal Course in General Linguistics.

A: Social Science
****
Q: proteins bind one end of these structures and help inhibit a process called "catastrophe. " These structures can have persistence lengths of 3-4 mm, which is several orders of magnitude higher than the average cellular diameter. These structures can be severed by katanin. Drugs such as paclitaxel stabilize these structures and prevent their depolymerization, where colchicine prevents its dimeric subunits from coming together. Shortening of these structure at the kinetochore ends of the spindle apparatus helps chromosomes walk towards poles during mitosis and meiosis. For 10 points, identify these structures which are components of the cytoskeleton and which are made of tubulin proteins.

A: Science
****
Q: One of this author's poems begins "Flood-tide below me! I see you face to face!" while another concludes by saying that "All attitudes, all the shapeliness...of any one's body, male or female...I say now these are the Soul!" This author of Crossing Brooklyn Ferry and I Sing the Body Electric also wrote a poem in which the title character "does not answer, his lips are pale and dead" and one about sounding his "barbaric yawp over the roofs of the world." For 10 points, name this poet who included Song of Myself in Leaves of Grass and wrote O Captain! My Captain!

A:
Literature
****