问题：
[不定项选择题] There is substantial evidence that by 1926, with the publication of The Weary Blues, Langston Hughes had broken with two well-established traditions in African American literature. In The Weary Blues,
A、The requirement was imposed more for social than for aesthetic reasons.
B、The requirement was a relatively unimportant aspect of the African American tradition.
C、The requirement was the chief reason for Hughes’s success as a writer.
D、The requirement was appropriated for some forms of expression but not for others.
参考答案：
A、The requirement was imposed more for social than for aesthetic reasons.
● 参考解析
