The narrator in a Jack London story would most likely agree with a statement that emphasizes the naturalistic theme of struggle and survival, as well as recognizing our inherent animal nature, which is central to London's literary works.
Jack London's narrator in the story in question would most likely agree with a statement that reflects the themes presented in London's works. Drawing from the provided information, London's literature often revolves around the idea of struggle whether it be of a class, natural, or individual origin.
Themes like man's struggle for survival in nature and the inherent animalistic traits within humans are recurring in his literature. Thus, the narrator would likely agree with a statement that highlights the naturalistic struggle for survival, the importance of being humble and recognizing our animalistic tendencies, or the influence of the environment over a character's development.
Given the background information, we can infer that such a statement would align with London's views as expressed in his writings like Call of the Wild and White Fang, which depict the raw power of nature and its effect on individuals. Moreover, the story To Build a Fire is a vivid portrayal of the battle against the forces of nature, and any statement that the narrator would agree with is likely to be tied with these central themes of struggle and survival.