When are you permitted to cross a solid yellow line to pass a slow-moving vehicle?

• When the vehicle is traveling less than half the posted speed limit.
• When you do not exceed the speed limit while passing.
• When there is sufficient clear space in the oncoming lane to pass.
• All of the above.
  Explanation:

  "You are permitted to cross a solid yellow line to pass a slow-moving vehicle as long as the vehicle is traveling less than half the posted speed limit, you do not exceed the speed limit while passing, and there is sufficient clear space in the oncoming lane in which to pass."