Final answer:
The excerpts are from literature and involve food, revealing character insights and broader social commentary, such as daily concerns, class, and gender roles in society.
Step-by-step explanation:
The dialogue provided comes from various works of literature, showcasing characters' interactions that revolve around food and its symbolic or literal significance within different contexts. For instance, when Mrs. Hale and Mrs. Peters discuss the preserved fruit in a play, it highlights domestic concerns and reveals character details amidst a more serious narrative. Conversely, the mention of cucumber sandwiches in Oscar Wilde's play serves a social and comedic function, aligning with themes of triviality and the superficial nature of the characters' concerns. The final argument snippet presents a logical fallacy about desserts and nutrition, which can facilitate a discussion on critical thinking or could lead into a topic about the rhetorical strategies in writing. All these excerpts engage with themes of sustenance, concerns of daily living, and social etiquette in literature.