The graph represents velocity vs. time for Carla. A graph with horizontal axis time (seconds) and vertical axis velocity (meters per second). A line runs in straight segments from 0 seconds 15 meters per second to 1 seconds 13 meters per second to 2 seconds 10 meters per second to 3 seconds 4 meters per second to 4 seconds 0 meters per second to 6 seconds 4 meters per second. Which best describes the graph? Carla sped up in the beginning of her trip, stopped, and then slowed down. Carla had a greater acceleration in the beginning than in the end. Carla slowed down in the beginning of her trip, stopped, and then sped up. Carla had a continuous acceleration throughout the entire trip.