Navigation is found on which ATA Chapter?

The correct answer to the question regarding which ATA chapter covers navigation is indeed ATA 34. This chapter is specifically dedicated to the navigation systems of aircraft, detailing the components and technologies utilized for flight navigation. These systems include various instruments and equipment that are essential for ensuring safe and accurate navigation during flight operations.

In this context, regarding the other options, ATA 44 pertains to the cabin, focusing on systems and components related to cabin environment and passenger comfort. ATA 24 addresses electrical power distribution and systems within the aircraft, while ATA 54 deals with the operating systems concerning landing gear. Each of these chapters covers distinctly different aspects of aircraft systems, clearly making ATA 34 the appropriate choice when looking for material related to navigation.