Definition: 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: Adherents of this religion traditionally built towers known as Dokhmas where birds and weather would remove the flesh of their dead because fire and earth were sacred. Its scripture is composed of parts like the visperad, the vindedad, and the gathas, hymns thought to have been composed by its Persian founder. For 10 points, name this religion in which Angra-Mainyu constantly struggles with Ahura Mazda.
Output:
Social Science