Lily: gus’s what! i was seeing/ saw andre and steffi at club last night. tony: really? they’re such a great couple! what were/ did they do/doing there? which one is correct

What is the best way to manage oil transport on waterways? a. prevent oil spills and regulate the amount of oil that can be shipped at one time.b. use a skimmer, containment boom or chemical dispersant to clean up spilled oil.c. burn off oil spills from the water's surface when they occur.