Which action is discouraged while driving in a restricted area?

Using a mobile phone while driving in a restricted area is discouraged for several critical reasons. In environments like airports, where restricted areas are often located, situational awareness is paramount. Operators need to be fully focused on their immediate surroundings, as there may be pedestrians, vehicles, and ground operations occurring in close proximity. The potential for accidents increases significantly if a driver's attention is diverted to a mobile phone, leading to unsafe conditions for both the driver and others nearby.

Furthermore, mobile phone use can slow reaction times, hinder decision-making, and reduce the ability to respond to unexpected situations, such as sudden movements by other vehicles or individuals. In a restricted area, where strict safety protocols are essential, maintaining full concentration is crucial to ensure compliance with regulations and to promote the safety of all airport personnel and travelers.