Final answer:
Jessica was holding 'To Kill a Mockingbird' when she entered Mr. Terupt's classroom in the novel 'Because of Mr. Terupt.'
Step-by-step explanation:
In the book Because of Mr. Terupt, Jessica was holding the book To Kill a Mockingbird when she entered Mr. Terupt's classroom on the first day of school. This literary reference could suggest Jessica's mature reading tastes and possibly foreshadows her character development throughout the novel. To Kill a Mockingbird is often used in school curricula to discuss themes such as injustice and moral growth, which might resonate with the themes in Because of Mr. Terupt.