Answer:
d. heavy rain or snow
Explanation:
Cumulus clouds -
These are the type of cloud , with flat bases , and they appear to be fluffy , cotton like , puffy , are referred to as the cumulus cloud.
They are usually presents in line or in clusters.
They are present at lower level from the surface of earth , around 2, 000 m .
These cloud usually bring lightning , heavy rain , snow , hail with them .
Hence , from the given statement of the question,
The correct term option is d. heavy rain or snow .