Which factors vary from person to person and can affect stopping time and distance?

• A person’s visual search skills and decision-making ability
• A person’s alertness and level of fatigue
• A person’s use of alcohol or other drugs
• All of the above
  Explanation:

  "Stopping time and distance can be affected by individual factors such as visual search skills, decision-making ability, alertness, fatigue, and the influence of alcohol or drugs."