By the time we finished our study, our father had gone home.

Câu hỏi: Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
By the time we finished our study, our father had gone home.
A. Our father did not go home until we finished our study.
B. As soon as we finished our study, we would go home with our father
C. We finished our study before our father went home.
D. Our father had gone home before we finished our study.