Q: 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.
"The Immediate Erotic Stages or the Musical Erotic," "The Validity of Marriage," "Diapsalmata," "Crop Rotation," and "Shadowgraphs," are included in this study whose first volume identifies its title term as the "aesthetic" phase of existence, while the second volume and corresponding title word refers to the "ethical" phase of existence. These antagonistic phases are in turn superseded by the final or "religious" mode, based on man's decision to enter into a personal relation with God. FTP, identify this 1843 masterpiece best known for the section, "The Seducer's Diary," the first major work of Soren Kierkegaard
A:
Social Science