The correct answer would be B) By describing ways to help the reader get enough sleep.
The stage directions in a play tell the reader <em>d. the setting, the characters' actions, and the characters' expressions</em>. Reading a play requires imagination. The stage directions suggest to the actor, technicians and director how the play should look like on the stage. They also help the reader and, or the audience to know about changes in the setting and in the way the characters act.
