You are presented with the question "Which animal has a circulatory system with a three-chambered heart?" and the following answer choices: - animals - Salamander - fur seals - mammals - alpacas - a fish - warm-blooded - barnacles Now knowing that amphibians have a relatively complex circulatory system with a three-chambered heart and frogs, toads and salamanders are amphibians, choose the best answer.
Answer:
Salamander