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.
People believed he would win the race, but he didn’t try hard enough.
A.He could have won the race, but he didn’t try hard enough.
B.He must have won the race, but he didn’t try hard enough.
C.He should have won the race, but he didn’t try hard enough.
D.He may win the race, but he didn’t try hard enough.