Which control displays altitudes associated with waypoints and airports?

The correct response indicates that the first control displays altitudes associated with waypoints and airports. In the context of aviation and navigation systems, pilots utilize various controls to access vital flight information. The first control in this case is designed specifically for displaying altitude data linked to waypoints and airports that are crucial for altitude management during flight.

Waypoints are predetermined geographical locations used for navigation, often defined by specific coordinates. Each waypoint typically has associated altitude data, including Minimum Enroute Altitudes (MEA) and published approach altitudes for nearby airports. This information is critical for pilots to ensure safe and efficient navigation along the designated routes.

Knowing the altitudes associated with waypoints allows pilots to maintain situational awareness and comply with air traffic control requirements, which is paramount for safety in flight operations. Therefore, utilizing this control effectively aids pilots in managing their altitude profiles relative to waypoints and during approach or departure phases near airports.