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.
If it hadn’t been for his carelessness, we would have finished the work.
A. He was careless because he hadn’t finished the work
B. If he were careful, we would finish the work
C. If he had been more careful, we would have completed the work
D. Because he wasn’t careless, we didn’t finish the work
Đáp án C