<span>The ocean basins were filled with water by the process of precipitation. By definition, ocean basins are the areas below sea level. They are formed over a long period of time due to volcanic activity and movement of tectonics. Ocean basins have different features such as ocean ridges, trenches, etc.</span>
Because you can determine where the center and south are in the direction of the arrow as the geographic north pole from the magnetic in different places.
Help from Russia
I'm pretty sure A is the answer...
I hope this is correct and helps!
Its B. Move around an Object
