Final answer:
In 'The Poisonwood Bible,' Orleanna Price uses the literary technique of apostrophe to address her narrative to her deceased daughter, Ruth May.
Step-by-step explanation:
In The Poisonwood Bible, Orleanna Price addresses her narrative primarily to her deceased daughter, Ruth May. This technique is known as apostrophe, which in literature refers to the act of speaking to someone who is absent or unable to respond, or to an inanimate object.
Through reflective and guilt-ridden monologues, Orleanna contemplates her past actions and decisions during her family's time in the Congo, thus framing the narrative with a deep sense of personal introspection and retrospect.