When computing weight and balance, what does the basic empty weight include?

The basic empty weight of an aircraft is a critical measurement used in weight and balance calculations, and it includes several important components. Specifically, basic empty weight refers to the standard weight of the aircraft without passengers, cargo, or usable fuel, but it does include the weight of the airframe, powerplant, and any optional equipment included in the standard configuration as well as operating fluids, including oil.

The correct choice emphasizes that basic empty weight consists of usable fuel along with all operating fluids and full oil. This ensures that you have an accurate depiction of the aircraft's current state when calculating weight and balance, as these factors can significantly impact overall performance and safety during flight operations.

This attention to detail is key for pilots, as it helps ensure that the aircraft is within safe operating limits regarding weight and balance, which affects center of gravity and performance characteristics throughout various phases of flight. Understanding what is included in basic empty weight is essential for accurate flight planning and safe aircraft operation.