The word cyclops comes from the greek root kyklos, which literally means "round eye." which of the following pairs of words are not derived from the same root?
a group; coterie
b crown; halo
c rotation; revolution
d collision; conflict

B. crown; halo

Explanation:

The word  crown has 3 types of root: coroune, croune, "royal crown, ornament for the head as a symbol of sovereignty," from Anglo-French coroune, Old French corone and directly from Latin corona "crown," originally "wreath, garland," related to Greek korōnē "anything curved, a kind of crown."

The word halo  is described as a "ring of light around the sun or moon," from Latin halo, from Greek halos "disk of the sun or moon; ring of light around the sun or moon" (also "disk of a shield"); "threshing floor; garden," of unknown origin.

either online or traditional classroom can work for students. which is better will depend on students and teacher. students may have trouble following a lesson in classroom while they can study at their own pace online. other students may have trouble staying focus on their own in online classes. teachers are more used to classroom teaching but they may also be more worry about their jobs teaching online classes and work harder.

after the moon goes from a full moon it turns into a waning gibbous moon.

here's where my answer came from. i hope this .