A new ocean going ship of 2000 gross tons having an inoperative oily water separator may dispose of its bilge slops by （）.
- Aholding its slops onboard until they can be pumped into the city sewer system
- Bcirculating them through the lube oil purifier to remove water and debris
- Cholding its slops onboard until they can be discharged to a shore side reception facility
- Dpumping them into a settling tank for separation before pumping the oily water residue overboard