With Regards to Carbon Monoxide (CO),which of the Following Is

Multiple Choice

With regards to carbon monoxide (CO) ,which of the following is false?

A) Anthropogenic CO is principally produced by automobiles.
B) Exposure to too much CO can lead to illness and even death.
C) Few effects of CO on humans have been identified.
D) It is a colorless,odorless and tasteless gas.
E) CO combines with the hemoglobin of the human body,displacing oxygen.