It would be better if you Included An image or anything that can contribute to what you’re asking because without a picture or Text I can’t really help you
The change that can be depicted from the story was that in the beginning Greg dreaded the lecture from his father but this changed in the end as he anticipated the lecture.
From the story, it can be inferred that Greg was in a bad mood and he wasn't ready to listen to the lecture that his father wanted to give him.
In the end of the story, we can deduce that this changed as Greg was already anticipating about the lecture that he was going to receive from his dad.
The change was due to the fact that his father wanted to tell him about how he lost his son and he was anxious about it.
I would say that the trait that distinguishes modern drama from traditional drama is A) the plot of modern drama does not always follow a strict structure and might end without a clear resolution.
The plays in the past would always be written according some strict rules, whereas today those rules aren't as important.
Rover, Clover, and much much more