What cloud does cirrus and cumulus make???

They're sometimes called 'mackerel skies' because they can sometimes have a grayish color which makes the clouds look a bit like fish scales. Cirrocumulus clouds exhibit features from both cumulus and cirrus clouds but should not be confused with altocumulus clouds.Explanation:

They're sometimes called 'mackerel skies'

Explanation:because they can sometimes have a grayish color which makes the clouds look a bit like fish scales. Cirrocumulus clouds exhibit features from both cumulus and cirrus clouds but should not be confused with altocumulus clouds.

oxygen, selenium, tellurium, and polonium.

they're all from the same group as sulfur (group 16).