The teacher warned the student once for all
In the following question, four alternatives are given for the idiom/phrase in bold and italics in the sentence. Choose the alternative which best expresses the meaning of idiom/phrase.
The teacher warned the student once for all that no mischief shall be tolerated in the class.
authoritatively
finally
angrily
coldly
Correct answer is B
No explanation has been provided for this answer.
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