Answer:
I hope this will help you
Mom:Why do you stay so late?
Son:It was a lot of works in the office ,mom.
Mom:I don't want to hear you excuse .
Son:But,mom!
Mom:Ok first you go and take a bath,I can take the food .
Son:Ok,mom.
I don’t understand the question
I agree with the person above - the complete subject of this sentence is D. a group of men.