Which situation is best represented by the graph? a hiker starts out at a steady pace for 1 hour. then she constantly increases her speed for the next hour. when she reaches the top of the trail, she heads down at a decreasing rate. a hiker starts out a steady pace for 2 hours. then she constantly decreases her speed for the next hour. when she reaches the top of the trail, she heads down at a decreasing rate. a hiker starts out at a steady pace for 1 hour. then she constantly decreases her speed for the next hour. when she reaches the top of the trail, she head down at an increasing rate. a hiker starts out walking on a level trail for 1 hours. th