Question

how do these stage directions from the play provide meaning for readers?
they include details for readers about the setting of a scene.
they let readers know the emotions of the characters in the scene.
they show the exact lines of dialogue that characters speak.
they list the actors who will be appearing throughout the play.

Explanation:

Stage directions in plays typically describe the setting (like the room details here - furniture, layout, season), not emotions (unless specific cues), not dialogue lines (those are in quotes), and not actor lists.

Answer:

They include details for readers about the setting of a scene.