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 couldn’t retake the exam because he missed too many lessons
A. He would retake the exam if he didn’t miss too many lessons
B. He could have retaken the exam if he hadn’t missed too many lessons
C. If he missed too many lessons, he wouldn’t retake the exam
D. If he had missed too many lessons, he wouldn’t have retaken the exam