Respuesta:
b) Very low pressure system with very high speed winds revolving around it.
Explicación:
The answer c) make reference to a tornado, but not necessarily to a cyclone. The answer a) its correct sometimes, but a cyclone does not have to carry water always. Answer b) is the most correct, since it is a perfect definition.
*Curiositiy: Cyclone, Typhoon and Huracane are the same, but it depends on the location, Indian or South Pacific Ocean, Pacific Ocean, or Atlantic or Western Pacific Ocean, respectively.