Mark the letter A, B, C

Câu hỏi: 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.

A. There has been a steady decline in the number of accidents since the speed limit was imposed.

B. It is the speed limit that reduces steadily the number of accidents.

C. The imposing of speed limit has resulted from the number of accidents.

D. There have been few accidents than before since they used the speed limit.