How should a rider respond to a vehicle entering their path from a side street?

When a rider encounters a vehicle entering their path from a side street, the safest response is to slow down and be prepared to stop. This strategy allows the rider to maintain control of their motorcycle while assessing the situation.

By slowing down, the rider increases their reaction time and gives themselves the opportunity to safely navigate the potential hazard. Maintaining a lower speed also reduces the severity of any potential collision, should the other vehicle proceed into the rider's path without yielding. Being prepared to stop means the rider is ready for sudden movements from the other vehicle, which may not always yield or signal their intentions clearly.

In contrast to the other options, accelerating or swerving could lead to unsafe situations, as speeding up can reduce reaction time and hinder control. Reversing is impractical and not a viable method in this scenario. Thus, slowing down and being ready to stop is the most prudent approach in promoting safety on the road.