Answer: The correct answer is : It was powerful because three air masses collided and were carried along by the jet stream.
Explanation: A severe storm is the transport of energy in masses of moving air. The conditions that are needed to turn a storm into something very powerful are. A flow of warm and humid tropical air at low altitude from the Gulf of Mexico, a mass of dry and cold air that moves downward from Canada and jet winds that run eastward at high speeds.