Final answer:
Stay calm, protect the victims, and call authorities during and after a robbery. If witnessing a crime, ensure your own safety first and then notify someone who can help if it's not safe for you to intervene.
Step-by-step explanation:
During and after a robbery, everyone should remember to stay calm, protect the victims, and call authorities. Staying calm is crucial as it allows you to think clearly and act intelligently during a stressful situation. Protecting the victims is essential to ensure the safety of yourself and others. Calling the authorities like the police is the next critical step to ensure that the situation is handled professionally and that help arrives as soon as possible. In the event that you are a bystander witnessing a crime, it is important to observe your surroundings for safety and intervene only if it is safe to do so. If you cannot help directly, you should notify an adult or an authority figure who can assist.