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.
Had she read the reference books, she would have been able to finish the test.
A. If she had read the reference books, she could finish the test.
B. Because she read the reference books, she was able to finish the test.
C. Although she didn't read the reference books, she was able to finish the test.
D. Not having read the reference books, she couldn't finish the test.