Select the most appropriate idiomatic expression that can substitute the highlighted segment in the given sentence.
He is very strict with his students but good-natured.

Correct option is B

The idiom "his heart is in the right place" is the correct substitution for the highlighted phrase.
Meaning: This idiom means that a person has good intentions, even if they are strict or harsh.
His heart is in the right place in Hindi: उसकी नियत सही है।
Example: Though he scolds his team, his heart is in the right place, as he wants them to succeed.
Meanings of incorrect options:
· His eyes are bigger than his stomach: Someone takes more food than they can eat.
· Hindi: अपनी क्षमता से अधिक लेना।
· He has a big mouth: Someone who talks too much or reveals secrets.
· Hindi: ज्यादा बोलने वाला।
· His heart misses a beat: Feeling nervous or surprised.
· Hindi: दिल का जोर से धड़कना।