Final answer:
Lady Macbeth is re-living conversations from earlier in the play because of haunting memories.
Step-by-step explanation:
Lady Macbeth seems to be re-living conversations from earlier in the play because those memories haunt her. In the play 'Macbeth' by William Shakespeare, Lady Macbeth plays an instrumental role in the murder of King Duncan. As the guilt and remorse of her actions set in, Lady Macbeth becomes consumed by these memories, which manifest as hallucinations and sleepwalking.
Learn more about Lady Macbeth's haunting memories