Final answer:
Lennie's hallucinations are a result of his limited intellectual capacity and serve as a narrative device to reveal his inner thoughts and desires.
Step-by-step explanation:
Lennie's hallucinations can be explained by a combination of factors, mainly choice c) Lennie's limited intellectual capacity makes him susceptible to imagining things that comfort him, and d) The hallucinations are a narrative device used by the author to reveal Lennie's inner thoughts and desires.
Lennie's limited intellectual capacity makes him more prone to imaginative thinking and seeing things that may not be real. His hallucinations often revolve around his desire for companionship and comfort, such as his imagined conversations with his Aunt Clara and the giant rabbit that scolds him for disappointing George. These hallucinations serve as a window into Lennie's inner world, highlighting his fears, desires, and struggles.
Additionally, the author uses these hallucinations as a storytelling device to provide insight into Lennie's character. By showing us what Lennie imagines, the author deepens our understanding of his mindset, his emotional state, and the challenges he faces as a result of his mental limitations.