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: He ended his life as king of Illyricum and went to Elysium after he and his wife fulfilled a prophecy. This son of Telephassa and Agenor, the rulers of Phoenicia, succeeded at a task in which his four brothers could not. At the end of his life he and his wife Harmonia are turned into snakes, but this has occurred well after he has sown some dragon's teeth. FTP, name this brother of Europa and founder of  Thebes.

Answer: Social Science


Question: Seas of calcite predominate during times of low concentration of this element. The NIMS probe discovered that Ganymede has a sulfate of this element, which is also used to treat eclampsia. Its molten form is used to make metallic titanium in the Kroll process. The active site of rubisco contains a carbamylated lysine attached to an ion of this element. Its cationic form is used to stabilize the product of PCR, and it is also prevalent in certain reagents in a Schlenck equilibrium. It is found in Grignard reagents as well as coordinated to the porphyrin ring of chlorophyll. For 10 points, name this element with atomic number 12 and symbol Mg.

Answer: Science


Question: Mormons often engage in this activity on the first Sunday of the month, giving money saved as an offering to the church. Some Hindu women do this to boost the well-being and longevity of their husbands in an act called karwa chauth. Luther concurs with Catholic theology, saying that those taking Communion should do this the previous hour. Rules on this in Judaism ban the brushing of teeth during days where it is practiced due to water usage. For 10 points, name this activity practiced by Jews on Yom Kippur and by Muslims during the days of Ramadan.

Answer:
Social Science