Cumulonimbus clouds can produce __________.

Correct Answer: Option A — gusty winds, thunder, rain or hail, and lightning

Cumulonimbus clouds are dense, towering vertical clouds associated with thunderstorms and atmospheric instability. According to Bowditch, these clouds are characterized by strong updrafts and downdrafts, resulting in severe weather phenomena including gusty winds, heavy precipitation, lightning, and thunder. They represent the most intense stage of convective cloud development.