Chris drove his car to the movie theater. The graph below represents Chris's speed over time, from when he left his house to when he arrived at the theater. At which times did Chris most likely stop at a stoplight? A. time = 3 min, time = 10.5 min, time = 12 min B. time = 0 min, time = 21 min C. time = 2 min, time = 11 min D. time = 1.5 min, time = 6 min, time = 14 min