False the answer is it is false
Draining the oceans would show features such as mid-ocean ridges. These features would look like an extensive mountain range running down the spine of the ocean floor. This region marks the area where two oceanic tectonic plates are being pushed apart. Closer to land or the continents would be a gentle shelf that gradually deepens as one moves away from the coastline. This relatively gentle plain would then make a steep drop off down to an extensive plain stretching towards ocean ridges. The ocean floor also supports lone mountain structures, canyons and chasms.
They both exhibit imperfect competition in that oligopoly has few sellers while monopoly has many sellers.
Or you can say
Firms have some level of control over prices in both competitive structures.
Substrate Concentration I believe
The answer is B. Genetic drift greatly affects small populations, but large populations can recover.
