Why is it unsafe to share a lane with a motorcycle rider?

• Motorcycles are larger than other vehicles.
• Motorcyclists require the full lane to travel safely.
  Explanation:

  "Sharing a lane with a motorcycle rider is unsafe because they need the entire lane to maneuver effectively and avoid hazards, such as potholes, debris, or sudden changes in traffic flow. "
• Motorcyclists are not paying attention to their surroundings.
• All of the above.