Alexandra is scuba diving. Every 5 minutes an alarm goes off, and she checks her instruments and makes note of her depth. The depth readings from her first 20 minutes of diving are shown in the table below. Elapsed time (in minutes) Depth (in meters) 0 0 5 –12.45 10 –9.7 15 –22.98 20 –6.6 Which best represents the greatest amount of change in her depth over a single 5-minute period? –16.38 meters –13.28 meters 13.28 meters 16.38 meters