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: 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.

Answer: Science

Question: A recent mass death of puffins off this nation's coast has mirrored a similar dead bird event in Arkansas. In the aftermath of one recent crisis in this nation, Edison Pena was invited to (*) Graceland to celebrate Elvis's 76th birthday, but that man and his fellows are better-known for being the subject of a rescue mission based at the tent city Camp Hope. For 10 points, name this nation that recently saw thirty-three miners emerge safely from underground after being trapped for 69 days, whose rescue capsule from that incident now resides in Santiago.

Answer: Literature

Question: In Act I of this work, one character sings "Qual occhio al mondo" to compare the title character's eyes to those of the Marchesa Attavanti. Later in that act, he sings "La vita mi costasse, vi salver" to the brother of the Marchesa in agreeing to shelter him, although Angelotti later commits suicide in a well. In Act II, that savior sings "Vittoria" after hearing the results of the Battle of Marengo, and the antagonist sings "Mi dicon venal" when asked how to save his life for harboring Angelotti. Later, after the title character of this opera sings "Vissi d' arte", Spoletta is ordered to stage the execution of Cavaradossi, and the antagonist who issued this order is stabbed by that title character. For 10 points, what is this opera that ends with the title character jumping to her death, after the treachery of Baron Scarpia, composed by Giacomo Puccini

Answer:
Fine Arts