Which of the following represents the relationship between d, the distance in miles walked by the student, and t, the amount of time in hours the student walked? The distance traveled by a student walking at a constant rate varies directly with the amount of time the student walks. The student walked 1 2 3 miles in 2 3 hour. Which of the following represents the relationship between d, the distance in miles walked by the student, and t, the amount of time in hours the student walked