When is it safe to pass a large vehicle?

• When you are sure that you have enough time to complete the pass safely.
• When you are sure you have enough distance to complete the pass safely.
• Both A and B
  Explanation:

  "Only pass a large vehicle when you have enough time and distance to complete the maneuver safely. Large vehicles take longer to pass, so ensure the road ahead is clear and you can return to your lane without cutting them off or risking a collision."
• None of the above.