There is a way in which the theater director can most effectively add new meaning to a play when staging it without changing the play's words and it can be done by changing the motives. So the best answer here would be letter "D" that says "by changing motives".
It depends on what you want to write about, as the question includes the word appropriate, B wouldn't be right, C is a bit complicated, and A is just not correct. I'd say its none of the above