প্রধান শিক্ষককে ইহা জানানো হয়েছে।
ক
The headmaster has been informed of it.
খ
The headmaster has informed of it.
গ
The headmaster has been known it.
ঘ
The headmaster has known it.
সঠিক উত্তর: The headmaster has been informed of it.