Workplace violence includes:

Workplace violence encompasses a range of behaviors and actions that can cause physical or psychological harm to individuals within the work environment. The correct answer encompasses all aspects mentioned in the choices.

Any type of threat or intimidation falls under workplace violence since threats can create a hostile and unsafe work environment, even if no physical violence occurs. This includes verbal threats or any form of intimidation that signals that an individual may be in danger or is being targeted.

Behavior that causes workers to fear for their safety is also a significant aspect of workplace violence. It's not solely about actual physical harm, but also how actions can instill fear among employees. This fear can affect morale, productivity, and overall workplace culture, contributing to a toxic environment.

Lastly, violence against people or property is a direct manifestation of workplace violence. This includes physical assaults, vandalism, or destruction of property within the workplace, which can lead to serious consequences for employees and the organization as a whole.

Since each of these aspects contributes to a broader understanding of workplace violence, the most comprehensive answer that incorporates all of these elements is the selection that includes all of the above.