Most prepositions are used with expressions related to

Essay about how to keep environment clean and safe?

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.

What idea-generating technique allows members to intentionally develop unconventional or outlandish ideas? brainstorming