Question

the presence of a halo, a ring of light encircling and extending outward from the sun or moon, indicates which type of clouds are present? a. ciriform b. altocumulus c. stratus d. cumulus

Explanation:

Halos are formed by the refraction of light through ice - crystals in high - altitude cirrus clouds. Cirrus clouds are thin, wispy clouds made of ice crystals.

Answer:

a. cirrus