A pack of wolves move into a forest
Question 4 is to consume food.
The answer would be the interaction strengths of the relationships in the structure of the trophic community.
A major role of all trophic interactions in community stability are the interaction strengths. All species depend on one another. Some of these interactions are the population sizes and energy flow rates of each species as a whole or the biomass.
Seamount and guyot are types of mountain - so we can reject those options, since we're looking for a flat surface, not a mountain.
A trench is a narrow ditch, or depression so also it's not a plain
The correct answer is abyssal plain - it's a plain typically next to a continental rise (leading to the continent) and a mid-ocean ridge.