Which of the Following Is an Example of One Element

Which of the following is an example of one element necessary to the mental state of "criminal negligence"?

A) That if as a result of the person's conduct, the person is aware that it is practically certain that the conduct will cause that result
B) Involving the nature of the person's conduct or a result thereof, the person's conscious object to engage in conduct of that nature or to cause that result
C) The person fails to perceive a risk that the element exists or will result from the conduct
D) The person is aware of and consciously disregards a substantial and unjustifiable risk that the element exists or will result from the conduct