In an emergency response following a nerve gas attack, what personal stressor is exhibited by a veteran who freezes during the incident?

The scenario describes a veteran who experiences a freezing response during a nerve gas attack, which can be a common reaction to extreme stress or trauma. Prior disaster experience can significantly influence an individual's response in high-stress situations. For a veteran, previous exposure to traumatic events may result in a learned response of either hyper-vigilance or a freezing reaction when confronted with a similar crisis. This freezing can be linked to past experiences where they felt overwhelmed or unable to act, leading to an involuntary response based on their earlier encounters.

While workplace anxiety may be relevant in some contexts, it typically refers to stressors related to professional environments rather than immediate life-threatening situations like a nerve gas attack. Operational fatigue pertains to exhaustion from prolonged work, which isn't specifically indicated in the context of freezing during an emergency. Team conflict generally involves interpersonal issues within a group and does not directly relate to individual responses during an emergency incident. Thus, prior disaster experience is the most fitting factor illustrating the veteran's stress response in this critical situation.