Which of the following is a justifiable use of force?

The option of preventing an imminent threat is indeed a justifiable use of force. In law enforcement, the concept of imminent threat refers to a situation where an officer or another person faces a clear and immediate danger that could result in serious harm or death. In such cases, the use of force becomes a necessary means to protect oneself or others from this threat. Law enforcement officers are trained to assess situations quickly and make decisions based on the potential for harm, and taking action to neutralize this kind of threat is considered lawful and appropriate.

This principle aligns with the justification for using force as established in both legal standards and law enforcement policies, which emphasize the necessity to prevent harm and protect the safety of individuals. It is important for officers to always strive for de-escalation when possible, but when a clear threat exists, responding with appropriate force can be both justified and required to ensure safety.