Which theme is most likely to be inferred from a story that is focused on an external conflict? humans are vulnerable to the forces of nature. low self-confidence is an obstacle to success. personal flaws often have a root in childhood. greed can defeat a person like no other vice.

A) Humans are vulnerable to the forces of nature.

Explanation: in literature, a conflict is a struggle between opposite forces, usually between a character (the main character or a very important one) and himself (internal conflict), society or another character (external conflict). From the given options, the one that most likely represents the theme of a story focused on an external conflict, is the corresponding to option A, because it illustrates a man vs. nature conflict.