What can you see with a properly adjusted motorcycle mirror?

Answer: C — Part of the lane beside you and behind you

A properly adjusted motorcycle mirror allows the rider to have a wider field of vision that includes both the lane beside them and the area directly behind them. This adjustment ensures that the rider can effectively monitor traffic conditions around them without needing to turn their head excessively. By being able to see both the lane next to the motorcycle and what is behind, the rider is better equipped to make informed decisions about lane changes, merging, or any potential hazards that may be approaching from either direction. It's vital for safety and situational awareness on the road. A properly adjusted mirror gives a practical balance, allowing the rider to maintain control and focus on the road ahead while still being mindful of their surroundings.