An Assumption of Risk as Applied to Physical Activities Is

An assumption of risk as applied to physical activities is defined as

A) unlawful and intentional force directed at another person.
B) the conduct of other teachers as a standard for comparison.
C) voluntary entry into a situation that may be injurious.
D) assumption that the situation contains an element of risk and therefore the participants will sustain injury.
E) a situation that exists and is considered to be the principal cause of an injury.