What items should be included in the safety briefing?

The correct choice emphasizes critical elements of operational safety and protocol within the context of flying, specifically regarding the operational phase of the flight. The inclusion of MAA (Maximum Altitude Area), TOSA (Takeoff Safety Analysis), Initial HDG (Heading), and ALT (Altitude) is vital as these items provide essential information that ensures the crew and aircraft's operational integrity throughout the flight. This information relates to specific flight parameters and navigational references crucial for maintaining a safe flight posture.

While route, weather conditions, and fuel status are important information typically covered in briefings, they are more situational and do not directly pertain to the immediate safety protocols. Communication protocols and emergency contacts are relevant but do not focus on the critical flight parameters that need to be established and understood prior to takeoff. Finally, passenger responsibilities and safety procedures play a key role in ensuring passenger safety during the flight but focus more on the passengers than the operational specifics needed for the crew's situational awareness. Therefore, providing the crew with technical flight parameters like those found in the chosen answer is paramount for flight safety and effective operation.