Final answer:
Spiritual practices and beliefs of the Sioux would likely be detailed during dialogue and interactions between characters, where rituals, invocations, and spiritual engagement take place. This would be most relevant in the parts of the story centering on such practices, making option d) the most appropriate choice.
Step-by-step explanation:
The part of the tale that reveals spiritual practices and beliefs of the Sioux would most likely be found in sections where spiritual activities are explicitly performed or discussed. This could potentially occur during any part of the narrative structure; however, the tale's exposition is focused on setting the scene, introducing the main characters, conflicts, and environmental context. More often, spiritual practices would come into focus during moments of ritual and spiritual engagement, which could be part of the rising action, climax, or even resolution.
For example, storytelling elements that often reveal spiritual beliefs include descriptions of rituals, prayers, and interactions that characters have with the spiritual world, possibly during the invocation or dialogue with the spirit world. Considering the listed options for the specific question, the dialogue and interactions between characters would be the most relevant sections where spiritual practices and beliefs are likely to be on display. This includes elements of the opening ritual practice, such as setting the stage, calling upon the spirit world, and establishing a communicative connection. Consequently, dialogue and interactions between characters would also encompass any spiritual conflict or resolution that aligns with the Sioux's beliefs.