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AP.BIO: EVO‑3 (EU), EVO‑3.G (LO), EVO‑3.G.1 (EK), EVO‑3.G.2 (EK), EVO‑3.H (LO), EVO‑3.H.1 (EK), EVO‑3.J (LO), EVO‑3.J.1 (EK)


The following graph shows the number of tetrapod (four-limbed animal) families on Earth over time, as indicated by the fossil record. The arrows indicate major mass extinction events.
Which of the following statements is consistent with the information provided in the graph?
Choose 1 answer: