A or D, defanitly not B or C.
Most Likely A.
It helps you and develops your skills.
I’m pretty sure A but I think someone helped them
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.