Step 1: Understanding the idiom: "To haul someone over the coals" means to severely criticize or reprimand someone for a mistake or wrongdoing.
Step 2: Analyzing each option:
To walk on burning coals: Literal meaning --- not correct.
To move around coal mines: Literal interpretation --- not correct.
To rebuke someone very strongly: Correct meaning.
To overhaul the machines: Unrelated meaning.
Thus, the idiom "to haul over the coals" means to rebuke someone very strongly.
The CEO's sudden resignation threw the board into a tailspin.
What does the idiom "threw into a tailspin" mean?
Which of the following is an octal number equal to decimal number \((896)_{10}\)?