Which type of clouds are pictured here?

Which type of clouds are pictured here? A Cumulonimbus B Cumuliform C Cirriform Cumulonimbus clouds are large, towering clouds associated with thunderstorms and severe weather. Anvil top—a flattened surface—is a distinctive feature of these clouds, often seen in mature thunderstorms. Hence, another name for them is anvil clouds. Correct Answer: Cumulonimbus