Final answer:
The excerpts provided are indicative of English Literature, as they contain dialogues that suggest tension, recognition, and suspicion between characters. These are common themes explored in high school English studies.
Step-by-step explanation:
The question contains multiple excerpts from different contexts, all illustrating various forms of dialogue.
The subject matter revolves around characters expressing disbelief, denial, or challenging the identity of another character.
These excerpts could be from literary texts or scripts, indicating an analysis or interpretation of English literary concepts.
The use of phrases such as "No, not you sir", "You won't kill me now?", and "Is that your friend?" show characters interacting in moments of tension, suspicion, or recognition, which are common themes in Literature studies.
Typical analysis of these fragments would include character analysis, plot development, and thematic interpretation—skills utilized and refined in high school English courses.