SC - 524

[stupidboy93]

Ms. Wright tries to get inside Iran to understand how it works, the role it has played in the Middle East and its intricate relationship with the United States, which is complex and depends heavily on understanding of the Farsi language.
(A) which is complex and depends
(B) because it is complex and depends
(C) but they are complex and depend
(D) which are complex and depend
(E) a task that is complex and depends

為何答案是eㄋ a為何不行ㄋ？ 謝謝回答

[Pufa]

這位新同學，
請仔細閱讀置頂帖中有關發問格式的文章，
依照該格式修改你的文章標題及內文。
謝謝你~

還有，咖啡店裡禁用注音文。