Final answer:
When passing another vehicle, you should return to the right lane before coming within 200 feet of any approaching vehicle.
Step-by-step explanation:
When passing another vehicle, it is important to return to the right lane before coming within 200 feet of any approaching vehicle. This is to ensure that there is enough space for both vehicles to safely pass each other without any risk of collision. Returning to the right lane allows for smoother traffic flow and helps maintain road safety.