Which of the following is a term used to describe the place at which the continental crust ends and oceanic crust begins? Abyssal plain Continental shelf Continental slope Volcanic arc

Question

Which of the following is a term used to describe the place at which the continental crust ends and oceanic crust begins?   Abyssal plain   Continental shelf   Continental slope   Volcanic arc

wach · Answer

Abyssal plain - open plain on ocean floor
Continental shelf - extended part of continental crust slightly submerged by the ocean 
Continental slope - slope connecting continental crust and ocean floor 
Volcanic arc - chain of volcanoes near convergent plates 
Knowing these terms, which is the best option?