Final answer:
Personnel from the V-4 Division are responsible for standing integrity watch messenger, ensuring safety and protocol adherence in aircraft refueling operations.
Step-by-step explanation:
The integrity watch messenger is typically a position filled by personnel from the V-4 Division,
which is responsible for the handling of fuel, oil, and aircraft refueling aboard naval ships.
It is important for these personnel to stand integrity watch to ensure that no contamination occurs during fueling operations and that all safety protocols are being strictly followed.
Therefore, the correct answer to the question is d) V-4.