The vent lines are not intended to serve as fuel overflow; they serve vapor venting and pressure equalization. Which statement best captures this?

• A. Vent lines should act as the primary overflow line.
• B. Vent lines are optional and can be removed.
• C. Vent lines should be used as a secondary fuel supply.
• D. Vent lines are not intended to serve as fuel overflow; they serve vapor venting and pressure equalization.

Answer: (D)