Question

which type of cloud is most likely present on a gray, rainy day?
cirrocumulus
cirrus
cumulus
nimbostratus

Explanation:

Cirrocumulus clouds are small, white, and often indicate fair weather. Cirrus clouds are thin and wispy, usually associated with fair weather. Cumulus clouds are fluffy and can indicate fair weather unless they grow vertically. Nimbostratus clouds are thick, gray, and cover the sky, often bringing continuous rain.

Answer:

nimbostratus