What does it indicate if a driver signals before making a turn?

Answer: A — They are required to notify other drivers of their intentions

When a driver signals before making a turn, it indicates that they are required to notify other drivers of their intentions. This practice is essential for maintaining safety on the road, as signaling alerts surrounding vehicles and pedestrians to the driver's upcoming actions, allowing them to react accordingly. This expectation is part of driving laws in Missouri and is intended to enhance communication between drivers, helping to prevent accidents and ensure smoother traffic flow. The requirement to signal is rooted in traffic safety regulations, which emphasize the importance of clear communication on the road. Signaling shows consideration for others and helps to establish predictable driving behavior, which is crucial for a safe driving environment.