Choose the option opposite in meaning to the word or phrase in italics
The students received a mild reproof from the teacher
Option C – commendation
This answer was chosen because it is opposite to the word italicized in the question; reproof which means an expression of criticism, blame.
From the above meaning of the other options, it is obvious that non-fits for the opposite of the word ‘reproof’.
Commendation means an official or a formal praise