What feature is flat and covers more than 50% of the seafloor? abyssal plain continental shelf guyot mid-ocean ridge

I believe the correct answer from the choices listed above is the first option. The feature that is flat and covers more than 50% of the seafloor is the abyssal plain. An abyssal plain is an underwater plain on the deep ocean floor. Hope this answers the question.

The arrangements of lipids in the membrane makes the cell semi permeable .