Mark the letter A, B, C, or D to indicate the sentence that best completes each of the following exchanges.Câu hỏi Jane and Sue are talking to each other.Jane: Which is the easiest way to go to the National University?Sue: ________ A. Walking along the street and turning left at the traffic light. B. Walking is good for your health. C. I don't think walking is a good solution. D. I love walking there.