Diane and Douglas both drive at an average rate of 50 miles per hour. Diane travels 20 miles further than douglas. Diane drives for at least 2 hours, but no more than 4 hours. Which statement correctly describes the range of distances that Douglas may drive?

A.) Douglas drives at least 80 miles, but no more than 180 miles.
B.) Douglas drives more than 80 miles, but less than 180 miles.
C.) Douglas drives more than 120 miles, but less than 220 miles.
D.) Douglas drives at least 120 miles, but no more ham 220 miles