The removal of （） from lubricating oil will reduce engine wear and possible breakdowns. A: contaminating water B: contaminated additives C: contaminated fuel D: contaminating impuritie

Small oil spills on deck can be prevented from contaminating any waters by （）. A: plugging all scuppers and drains B: placing floating booms around the ship C: regularly emptying all drip pans D: thoroughly draining all bunkering hose