nitrogen, oxygen, carbon dioxide nitrogen, carbon dioxide, oxygen oxygen, nitrogen, carbon dioxide carbon dioxide, oxygen, nitrogen
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Three gases found in Earth's atmosphere are carbon dioxide, nitrogen, and oxygen. What is their order of abundance from greatest to least?
Possibilities:
- nitrogen, oxygen, carbon dioxide
- nitrogen, carbon dioxide, oxygen
- oxygen, nitrogen, carbon dioxide
- carbon dioxide, oxygen, nitrogen

nitrogen, oxygen, carbon dioxide