Which of the following actions is part of a thorough preflight inspection?

Verifying the airworthiness of the aircraft is a critical component of a thorough preflight inspection. This action involves checking various systems, components, and paperwork to ensure that the aircraft is fit to fly and complies with all safety regulations. It helps to identify any potential issues that could affect the safety of the flight, ensuring that the aircraft meets all operational standards before departure.

This process typically includes inspecting items such as fuel levels, emergency equipment, safety procedures, and the overall condition of the aircraft. By confirming that the aircraft is airworthy, cabin crew contribute to the overall safety of the passengers and crew during the flight. This foundational step is essential in mitigating risks associated with aviation operations.