A charge nurse is teaching new staff members about factors that increase a client's risk to become violent. Which of the following risk factors should the nurse include as the best predictor of future violence?

A. Delusions can contribute to aggressive behavior, but they are not as strong a predictor of future violence as a history of violent behavior. B. While a history of incarceration may be a contributing factor, it does not predict future violence as strongly as previous violent behavior. C. Previous violent behavior is the best predictor of future violence because it indicates a pattern of behavior that is likely to continue. D. While male gender is a factor that may be associated with violence, it is not as predictive as a history of violent behavior.