Detailed Instructions: 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: Solmundae Halmang offered to create one of these in exchange for some underwear. Elsewhere in Korean mythology, Chumong is held to have conjured one of these with an arrow. Good deeds may be exchanged for a white horse near one of these that touches the Hauzu'l-Kausar and Jehennam, the Sirat al-Mustaqim of Islam. One of these guarded by the husband of Uzume can be reached from Mount Takachihi. Horatius Cocles held one of these against Etruscans as it was demolished. Perhaps the best-known example of these objects from mythology is also known as Asbru and is guarded by Heimdall. FTP, name these objects, the Norse "rainbow" variety of which is known as Bifrost.
A:
Social Science