What does a navigation radio show?

• A. Frequency settings and guidance information
• B. Altitude settings and position
• C. Flight plan data
• D. Time to destination

Answer: (A)

A navigation radio displays frequency settings and guidance information, which are crucial for pilots to navigate effectively during flight. The frequency settings indicate the radio's current tuning to specific navigation aids, such as VOR (VHF Omnidirectional Range) or ILS (Instrument Landing System) frequencies. These aids help pilots determine their position relative to a navigational point and provide guidance on the correct course to follow.

The guidance information typically includes details such as distance to the waypoint, the current course, and whether the aircraft is on the correct path or needs adjustments. This information enables pilots to navigate to their destination accurately by following the signals received from these navigation aids.

Other options, such as altitude settings, flight plan data, and time to destination, are found on different instruments or systems within the cockpit, but they are not directly displayed by the navigation radio itself, making them less relevant in this context.