An Occupational Health Nurse Works in a Chemical Plant That

An occupational health nurse works in a chemical plant that follows the precautionary principle. Which of the following actions exemplifies this principle?

A) Taking preventative action even with uncertainty about the threat to health
B) Taking preventative action only when scientific evidence points to a threat to health
C) Taking action only when a cause-and-effect relationship has been proven
D) Taking action only when the risk is unacceptable