Final answer:
Ron scolded Hermione for not helping him with his homework, a situation that is rooted in character development and the dynamics of their friendship within the Harry Potter series.
Step-by-step explanation:
The question is referencing a scenario that might occur in the Harry Potter series, which is a work of fiction and would fall under the category of Arts, specifically literature. In one of the events at the Gryffindor corridor, Ron Weasley scolded Hermione Granger not for sneaking into the restricted section of the library, not attending class, or breaking a magical artifact, but for not helping him with his homework. This is a plot element that could contribute to character development and the dynamics of friendship within the series.
Within the Harry Potter universe, characters often face various challenges and moral dilemmas, which are central themes throughout the books. These situations frequently serve as catalysts for growth and character progression, highlighting the importance of choices and consequences in the narrative. Hermione's intelligence, rule-following nature, and willingness to help others are traits that would logically lead to a situation where Ron might be upset if she didn't assist him academically.