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.
He didn’t prepare well for his GCSE examination and he regrets it now
A. Unless he had prepared well for his GCSE examination, he wouldn’t regret it now
B. But for his ill preparation for his GCSE examination, he wouldn’t regret it now
C. If it hadn’t been for his good preparation for his GCSE examination, he wouldn’t regret it now
D. If he had prepared well for his GCSE examination, he wouldn’t have regretted it now