Mark the lette...

Câu hỏi: Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is best- built from the prompts given.

A. only when the general’s personal diaries were published the truth come out.

B.  only when the general’s personal diaries had been published the truth come out.

C. only when the general’s personal diaries were published had the truth come out.

D. only when the general’s personal diaries were published did the truth come out.