A car is traveling on a highway. The distance (in miles) from its destination and the time (in hours) is given by the equation . What is the slope of the line represented by the equation? What is the practical meaning of the slope? a. ; The total distance is 420 miles. b. ; The car is traveling 65 miles per hour. c. ; The car is traveling 65 miles per hour. d. ; The total distance is 355 miles. Please select the best answer from the choices provided