This road sign means:

The correct answer and explanation is:
This road sign means “The road ahead curves to the right and then to the left.”
Explanation:
The sign is a warning sign designed to inform drivers about changes in the road’s alignment. It alerts drivers that they will encounter a series of curves, starting with a right turn followed by a left turn. These curves may require reduced speed and increased attention to safely navigate.
Key Features of the Sign:
- Shape and Color: The sign is diamond-shaped and features a yellow background with black symbols. This color and shape combination indicates a warning.
- Symbol: The curving arrow on the sign clearly represents the road’s directional changes. The rightward curve is shown first, followed by the leftward curve, indicating the sequence of the turns.
Importance of the Sign:
- Driver Awareness: This sign helps drivers prepare for upcoming changes in the road layout, ensuring they are ready to adjust their speed and steering.
- Safety: Sudden curves can be hazardous if a driver is traveling too fast. The sign reduces the risk of accidents by prompting drivers to approach the area cautiously.
- Navigation: Especially for unfamiliar roads, this sign provides essential guidance to avoid surprises that might cause panic or overcorrection.
Safe Driving Tips:
- Reduce Speed: Slow down to a safe speed before entering the curves. Speed limits for curves are often posted separately.
- Stay Alert: Pay attention to the road and other vehicles. Keep both hands on the steering wheel for better control.
- Maintain Lane Position: Avoid drifting into other lanes while navigating the curves.
- Adhere to Advisory Signs: Additional signs may recommend a specific speed for the curves; follow these for optimal safety.
In summary, this sign ensures smoother navigation through winding sections of a roadway, helping drivers anticipate and adapt to changes in road conditions.