A of course, because it indicates just right that Diane says that. All the others , aren't in order and don't really comprehend.
The denouement in the plot of a fictional work is the final resolution of all problems that occur within a novel or a play. It is the end result, something that happens when all conflicts are resolved.
( A ) IS THE ANSWER. IF MY ANSWER IS WRONG PLS FORGIVE ME
This would be Nine hundred ninety-nine, we speak the and however it isn't written