Final answer:
When you approach a sign that says 'STOP', you should stop moving and become stationary until it is safe to proceed.
Step-by-step explanation:
When you approach a sign that has the text 'STOP' written on it, it means that you should stop moving and become stationary until it is safe to proceed. This sign is typically found at intersections or other areas where you need to yield to other traffic. It is important to follow this rule to ensure the safety of yourself and others on the road.