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.

Input: Consider Input: The enzyme LCAT catalyzes the formation of an ester from this compound. Intermediates in the synthesis of this compound include squalene [SKWAY-leen] and mevalonate [muh-VAL-uh-nate], the latter of which is produced by HMG-CoA reductase. Vitamin D is formed from the 7-dehydro form of this compound, which reduces membrane fluidity. This compound, which is transported to the liver by high-density lipoprotein, is linked to heart disease. For 10 points, name this compound whose amount in the blood is lowered by statins such as Crestor and Lipitor.

Output: Science


Input: Consider Input: A character created by this author socializes with Billy through sex with Billy's sister Trudy. In a story by this author, one character achieves masculinity by shooting a lion right before he is shot by his wife; that story features a triangle between Margot, Wilson, and Francis Macomber. His works often feature the theme of "nada" and follow the iceberg theory in omitting detail. He created a character who escapes the battle police and falls in love with Catherine Barkley, and he quoted Gertrude Stein on the Lost Generation for one novel's epitaph. For 10 points, name this writer who created Frederic Henry and Jake Barnes in A Farewell to Arms and The Sun Also Rises.

Output: Literature


Input: Consider Input: It is synthesized in the magnocellular neurons of the supraoptic and paraventricular nuclei, and its secretion is triggered by stimulation of the organum vasculosum, the subfornical organ, or the area postrema. Commonly found in excess in the urine of those individuals with a chromophobe adenoma, its two major forms differ only with the presence of either a lysine or an arginine. The essential feature of diabetes insipidus is the lack of this hormone or a blocking of its action. This octapeptide, like oxytocin, is produced in the hypothalamus and stored in the posterior pituitary gland. FTP, name this hormone that acts on the kidneys to retain water and reduce urine output.


Output: Science