Read the following scene from Trifles. MRS. HALE (abruptly moving toward her.) Mrs. Peters?

MRS. PETERS. Yes Mrs. Hale? (At upstage right door.)

MRS. HALE. Do you think she did it?

MRS. PETERS (in a frightened voice.) Oh, I don’t know.

What is one possible advantage of hearing the characters’ voices as opposed to silently reading the scene?
It helps readers visualize what each woman is wearing.
It helps listeners keep track of which woman is speaking.
It helps listeners envision the movements of each woman.
It helps readers conclude what each woman is thinking.