A train travels at 80 miles per hour. An equation can be written that compares the time (t) with the distance (d). What is the domain and range? A. The domain is distance (d) and the range is time (t). B. The domain is time (t) and the range is 80. C. The domain is 80 and the range is time (t). D. The domain is time (t) and the range is distance (d).