The safest approach involves implementing strict, predefined rules and permissions for the AI agent to deny meeting agendas. The AI should only deny an agenda item if it lacks necessary information, identifies conflicting priorities, or if the topic falls outside its designated scope, always providing a clear, concise reason. Crucially, the agent should offer constructive alternatives, such as suggesting a more suitable time, directing to relevant resources, or proposing a different attendee better equipped to address the item. Furthermore, any denial should trigger a notification or escalation process to a human supervisor for review and potential override, ensuring accountability. This method guarantees that denials are justified, transparent, and actionable, maintaining professionalism and preventing unnecessary friction.