Symbolism in "The Jelly Bean" by F. Scott Fitzgerald Please help, I cannot find the symbolism in this piece and I need it for an essay

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Which conclusion about the eldest magician does this excerpt support

Which detail from "harrison bergeron" best communicates the idea that life gets worse when people fail to think critically? o a. hazel decides that she wants to break harrison out of prison o b. george wears neck weights to make him move more slowly o c. george can't finish a thought about handicaps being a bad thing. o d. hazel is average because she is burdened with technological handicaps.