Which of the following brings little impact on the development of the 20th century literature？

Which of the following brings little impact on the development of the 20th century literature？
A、Friedrich Nietzsche"s assertions：“God is dead. ”
B、Arthur Schopenhauer"s and Henry Bergson"s philosophical ideas of irrationality.
C、Oscar Wilde"s idea of “Art for Art"s Sake”.
D、Freudian-Jungian psycho-analysis.
正确答案：C