Question

which description refers to cirrus clouds? are fluffy are wispy produce snow form at low altitudes

Explanation:

Cirrus clouds are high - altitude clouds. They are thin and wispy in appearance. Fluffy clouds are more characteristic of cumulus clouds. Clouds that produce snow are usually lower - level clouds like nimbostratus or cumulonimbus in cold conditions. Cirrus clouds form at high altitudes (above 6000 meters typically), not low altitudes.

Answer:

are wispy