Which security concern must be reported as part of the disaster plan implementation?

The correct answer is related to theft occurrences as a significant security concern that must be reported as part of the disaster plan implementation. In the context of disaster management and organizational safety, it's crucial to address any incidents that may compromise the security of the organization, including theft. Such occurrences can have serious implications for the overall safety, assets, and operations of the organization, affecting not only financial aspects but also employee morale and customer trust.

Reporting theft helps the organization to assess the risks, develop strategies to prevent future incidents, and ensure that resources are allocated to enhance security measures. This is particularly important for minimizing disruption and ensuring the continuity of operations, which are key components of any effective disaster plan.

On the other hand, positive employee feedback, unexpected closures, and sales performance, while they may be relevant to the organization's functioning, do not directly correlate with security concerns that impact disaster recovery efforts. Positive feedback and sales performance are indicators of operational health rather than threats, while unexpected closures may point to operational issues, but they do not inherently represent a security risk like theft does. Thus, theft occurrences are prioritized in reporting due to their potential to severely impact the organization’s resilience in crisis situations.