Select the most appropriate meaning of the given idiom.
"When pigs fly"

The correct meaning is (b) "Something that will never happen."
Explanation:
· "When pigs fly" is an idiom used to describe something impossible or highly unlikely to occur.
Other Options:
· (a) "Something terrible" – Incorrect meaning.
· (c) "Something that spoils relationships" – Incorrect meaning.
· (d) "Something unplanned" – Incorrect meaning.
Example Sentence:
· "He said he would apologize, but that will happen when pigs fly."