Which sentence describes the etymology of a word?

O A. In pedometer, ped comes from the Latin pedis, which means

"foot."

O B. Synonyms of diminutive include tiny, miniscule, and mini.

O C. Hegemony is a noun that means dominance over a group."

D. The faux in faux pas is pronounced with a long 'o' sound.

A. In pedometer, ped comes from the Latin pedis, which means "foot."

Explanation:

Etymology is the study of the history of words. Basically, you want to find out the origins of the word. Therefore, A is the correct choice as it describes how the word "pedometer" came to be, originating from the Latin word meaning foot. Etymology is not the synonyms, definition, or pronunciation of a word and thus you can rule out B, C, and D.

Overall, either by ruling out choices or by the definition of etymology, A is the correct answer.