By Whom ___________.
the glass was broken
did the glass break
was the glass broken
was the glass break
Explanation:
Correct Answer is: was the glass broken
By whom` দিয়ে বাক্য শুরু হলে পপরবর্তীতে auxiliary verb + subject (active -এর object ) + মূল verb এর past participle form + extension ব্যবহৃত হয়।