How do conductors ensure passenger safety during a journey?

The correct choice emphasizes the dual approach conductors take to ensure passenger safety by both monitoring the state of the train and actively educating passengers. Monitoring the train's condition is crucial for identifying any potential hazards or issues that could compromise safety, such as mechanical failures or track problems. This vigilance allows conductors to respond proactively to any situations that may arise during the journey.

Additionally, educating passengers about safety protocols—such as the importance of staying seated while the train is in motion, emergency procedures, and how to use safety equipment—empowers them to take an active role in their own safety and that of others. This combination of oversight and communication fosters a safer travel environment.

In contrast, strategies like ignoring passenger behavior would inherently increase risk, as unaddressed issues can lead to dangerous situations. Conducting regular safety drills, while important, only focuses on the crew's preparedness and does not encompass the ongoing monitoring and educational aspects crucial for real-time safety. Allowing unrestricted movement might create chaos during emergencies, undermining structured safety practices that are essential in train operations.