Choose the correct one-word substitute for: "Extremely ancient; belonging to a very remote period."AAntiquatedBMedievalCAntediluvianDObsoleteAnswer: C. Antediluvian Read Explanation: Antediluvian (adjective / noun)Meaning: Extremely old-fashioned, primitive, or out of date. (Literally: belonging to the time before the biblical Flood).Synonyms: Archaic, prehistoric, obsolete, antiquated, primeval.Antonyms: Modern, contemporary, current, newfangled. Read more in App