Amid-latitude cyclone occurs when two different air masses begin to spin around a center.

The answer is low.

Explanation:

A mid-latitude cyclone occurs when two different air masses begin to spin around a low -pressure center.

Please do not mix this mid latitude cyclone with a hurricane or a tropical storm.

A mid-latitude cyclone is found in the middle latitude areas and this occurs when two different masses of air spin in a counter-clockwise direction in northern hemisphere and clockwise direction in the southern hemisphere in a low pressure center.