How is a script of this play similar to or different from a filmed version of this play?

A) Only readers of the script may return to the play to figure out the theme.
B) Both readers of the script and viewers of the film version may return to the play to figure out the theme.
C) Neither readers of the script nor viewers of the film version may return to the play to figure out the theme.
D) Both readers of the script and viewers of the film version must consider the stage directions of the play to figure out the theme.