A thermocline is a transition layer between warmer water at the surface of a body of water and the cooler deep water that lies below. It is caused by the effect of the sun on the water, in that it keeps the upper parts of the body of water warm whilst being unable to reach the lower, deeper parts.
The answer is - reverse.
Reverse faults appear on places where there are ocean-continental and continental-continental convergent boundaries, and they are the total opposite of what the normal faults represent. If the hanging wall rises relative to the footwall, than we have reverse fault. This type of faults occur on places that are undergoing a compression/squishing.
The reasoning why the US place a blockade on Canada was because , At the time of the American civil war , Canada did not yet exist as a .. because of Canada's location ...