The technique makes both excerpts effective is an appeal to logic.
Logos is the logic, reasoning and argument, or simulation of it, in a persuasive appeal.
Logos is a persuasive technique that tries to persuade an audience using logical arguments and supporting evidence.
Ethanol leaves a person hand cold after they use hand sanitizer
Based on the given excerpt above which is taken from "To Kill a Mocking Bird", it shows the Scout is evoking the shooting of the rabid dog. This is the scene about the Mad Dog. The answer would be the third option. Hope this answer helps.