Final answer:
Without context or specific reference material, it is not possible to accurately describe May's reaction to Deborah Fontanel or why it is significant. Character reactions are generally key to understanding the nuances of a story.
Step-by-step explanation:
To accurately respond to a question about May's reaction to Deborah Fontanel, it is essential to have context, such as the book or material being referenced. Since the question does not provide this context, it's not possible to provide a specific answer.
Nonetheless, characters' reactions to others in literary works can be significant as they often contribute to character development, highlight conflicts, foreshadow events, or reveal underlying themes within the narrative.
May's reaction to Deborah Fontanel is significant because it reveals her true character and feelings towards her. In the story, May is shown to be jealous and resentful towards Deborah, who is portrayed as talented and popular. May's reaction highlights themes of envy, insecurity, and the complexities of teenage relationships.