The correct answer is C) get the bow up. When discharging an oil cargo, the first consideration should be to get the bow up in order to prevent oil spills. This is because when a ship is discharging oil, the bow is typically the lowest point of the vessel, and any leaks or spills are more likely to occur at the bow. By getting the bow up, the risk of oil spills is reduced, as the oil will be less likely to flow out of the ship. The other answer choices, such as discharging from the centerline tanks first, discharging from amidships first, or discharging from the wings first, do not address the primary concern of preventing oil spills, which is the most important consideration when discharging an oil cargo.