Joseph is writing a literary analysis. topic sentence: in his short story “to build a fire,” jack london provides details that readers understand the lives of prospectors during the yukon gold rush. supporting detail: london includes real-life descriptions of a prospector’s clothing and equipment. which best explains the point joseph wants to make with his supporting detail? at one point in the story, the main character’s german socks and leather moccasins are described. at one point in the story, the main character moves quickly to improve his decreased circulation. many real-life prospectors lived in prospector camps, where they slept and ate together. many real-life prospectors came to the yukon, but only a small percentage found gold.