Correct Answer: A
Explanation:
Meaning: Something that is fleeting or short-lived is ephemeral.
Anything that is short-lived, as an insect that lives only for a day in its winged form.
Example: The film is well-directed, and its success will be more than ephemeral.
Synonyms: Fleeting, Short-Lived, Brief, Temporary
Antonyms: Enduring, Lasting, Long-Lived, Permanent