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.

In the form of Nicippe, the priestess of a grove at Dotium, this figure threw the curse of perpetual hunger upon the man who tried to chop down her grove, Erysichthon. With the titan Iasius she produced the children Philomelus and Ploutus. In another story, she assumes the form of the old woman Doso and her (*) sadness is alleviated somewhat by the jokes of Iambe, after which she bathes a baby boy in fire every night in order to burn away his mortality. This stay in the house of Demophoon' parents is described in the Homeric hymn to this figure which describes the foundation of the Eleusinian mysteries. For 10 points, name this Greek goddess who gave Triptolemus a plow and some other agricultural tools, and who was the mother of Persephone.
Social Science

When it interacts with ryanodine receptors, this element upregulates its own release, and this compound forms the cell plates of coccolithophores. Stimulation of Gq ("g-sub-q") opens a channel that allows for this ion's movement, and proteins that bind this ion have an EF hand motif. Cellular concentrations of this ion are regulated by IP3. Parafollicular cells of the (*) thyroid produce a compound that reduces the concentration of this ion in blood, and its intestinal absorption requires vitamin D. This ion interacts with Troponin to stimulate muscle contraction, and the lumens of sarcoplasmic reticula have high concentrations of this ion. For 10 points, name this divalent cation that is stored in bones.
Science

His war-chariot is drawn by the Killer, the Relentless, the Trampler, and the Swift. He passes a test in which he makes a garment disappear and reappear, reassuring the other gods after Gaga proclaims this gods intention to do battle. The Igigi bow to him and the Anunnaki kiss his feet after his victory, achieved with the help of the Fourfold Wind, the Cyclone, and 5 other winds. Following his victory, he uses the carcass of a primordial salt-water goddess to form the cosmos, as detailed in the Enuma Elish. FTP name this son of Ea and slayer of Tiamat, the chief Babylonian god.

Social Science