The table below shows classes of animals and the structure of the heart found in the animals of each class. Crocodiles are reptiles that have four-chambered hearts. Which statement is BEST supported by the information in the table?:
A: A crocodile-like animal is the ancestor of birds
B: A crocodile-like animal is the ancestor of other reptiles
C: A crocodile-like animal is the ancestor of fish
D: A crocodile-like animal is the ancestor of amphibians​
