Carbon Dioxide Poll

A recently closed poll on this blog posed the following question.  "The bending mode of carbon dioxide is:" Respondents were to respond with the best answer.  Here were the choices:

• A Hoax
• Not Dipole Allowed
• Degenerate
• A Blackbody
• The reason the sky is blue
• Even though I understand Global Warming, I don't know
• I don't know

I should point out that the answer to the question can be found in a post on this blog. The results of the poll are shown here: