What does the final confrontation between Dunstan and Boy signify?

The final confrontation between Dunstan and Boy is significant as it symbolizes the culmination of their rivalry and exemplifies their character developments over the course of the narrative. Throughout "Fifth Business," the relationship between these two characters is marked by competing values, differing worldviews, and personal growth. This confrontation serves as a pivotal moment that encapsulates the journey both characters have undergone.

Dunstan, who has spent his life grappling with the complexities of identity, morality, and spirituality, comes to face the reality of Boy's embodiment of superficiality and materialism. The confrontation not only represents the clash of their ideals but also reveals how each character has evolved. Dunstan's insights and experiences lead him to a deeper understanding of himself, while Boy's character is ultimately exposed as one that lacks substance and depth.

This moment is rich in thematic significance, marking a turning point that highlights not just their personal conflicts but also the broader psychological and philosophical explorations present in the novel. The clash therefore serves as a reflection of the intricate interplay between rivalry and personal growth, making the option that highlights this culmination the most accurate interpretation of their final confrontation.