What should a rider do to prepare for sudden rain on a ride?

Answer: A — Adjust their riding speed and increase distance

Adjusting riding speed and increasing distance is essential for a rider preparing for sudden rain because wet roads can significantly reduce traction, making it more challenging to control the motorcycle. By slowing down, the rider can maintain better stability and reaction time, which is crucial in slippery conditions. Increasing the following distance gives the rider more time to respond to any hazards or unexpected movements from vehicles around them. This proactive approach is critical for safety, as rain can create slick surfaces and reduce visibility for both the motorcyclist and other drivers. Riders who ignore the weather changes or continue riding as usual risk losing control or being unable to react effectively to changing road conditions. Changing routes regardless of traffic may not be practical or necessary if the rider takes appropriate precautions to ensure safety under the current weather conditions.