Which of the following best describes a tropical cyclone?
A) A large, rotating storm system characterized by strong winds and heavy rain, typically forming over warm ocean waters
B) A weather phenomenon that involves a sudden drop in temperature and heavy snowfall, often occurring in polar regions
C) A type of storm that develops over land and is associated with a cold front, producing thunderstorms and tornadoes
D) A climatic condition characterized by persistent high temperatures and drought in arid regions