Mary thought that the number of frogs in the neighborhood pond had decreased over the last few years. So, she decided to count the number of frogs she saw around the pond twice each day for ten days. Mary's data is displayed in the table below. Day 1 2 3 4 5 6 7 8 9 10 # Frogs at 12 PM 3 2 1 0 1 0 3 2 0 2 # Frogs at 7 PM 15 21 22 13 19 15 20 17 23 18 Based on her observations, which of the following can Mary infer? A. The number of frogs at the pond has steadily increased over the last 2 years. B. Frogs are consumed by predators in the morning and are reborn in the evening. C. The number of frogs at the pond has steadily declined over the last 2 years. D. Frogs rest during the afternoon and become more active in the evening.