Which of the Following Statements About Carbon Dioxide Are True

question 21

Multiple Choice

Which of the following statements about carbon dioxide are true?

• A)Carbon dioxide is the number one gas emitted by humans.
• B)Carbon dioxide concentration have increased since the Industrial Revolution.
• C)We are currently releasing more carbon dioxide than the oceans can quickly absorb.
• D)Carbon dioxide is not the most abundant greenhouse gas.
• E)All of the above are true.

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