Final answer:
The yellow sign typically indicates that a lane ends ahead, warning drivers to prepare to merge with adjacent traffic. Recognizing and reacting to this sign is essential for traffic safety and smooth transitions on roads with changing configurations.
Step-by-step explanation:
The yellow sign in question typically means C) Lane ends ahead. When you see this sign, it's a warning that one of the lanes on the road is going to end soon, and drivers in that lane will need to merge into an adjacent lane. These signs are used to ensure smooth transitions in areas where road configurations change, helping manage traffic densities and increasing safety.
It's crucial for drivers to pay attention to such signs as they approach them and prepare for the possibility of having to merge with traffic. Ignoring these signs can lead to dangerous situations, such as unexpected lane changes or accidents. Therefore, understanding and adhering to road signage is vital for the safety of all road users.