The graph shows the distance covered by 2 hikers in 3 hours. What comparison can be made by looking at the graph? A. Hiker 2 covered more distance than Hiker 1. B. Hiker 2 walks faster than Hiker 1. C. Hiker 1 and Hiker 2 are walking at the same speed. D. Hiker 1 walks faster than hiker 2.