Select the most appropriate meaning of the given idiom.
Around the clock
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Something that goes on day and night.
The idiom "around the clock" means something that continues continuously or without interruption, day and night. It implies that the activity is happening all the time, 24 hours a day.
Hence, "something that goes on day and night" is the most appropriate meaning.