complete the analogy. crocodile is to reptile as oxygen is to breathing air gas

complete the analogy. crocodile is to reptile as oxygen is to breathing air gas
Answer
Brief Explanations:
A crocodile is a type of reptile. Oxygen is a type of gas. Breathing is an action related to oxygen, and air is a mixture that contains oxygen. The relationship in the analogy is one - of classification. Just as a crocodile is classified under reptiles, oxygen is classified under gases.
Answer:
gas