Final answer:
The question relates to a character's surprising behavior -- screaming while alone -- a common literary device that can signify suspense, stress, or fear and drive the narrative forward.
Step-by-step explanation:
The passages provided seem to center around instances where characters express surprise or confusion at another character's actions or words, specifically in situations where one character is found alone or is seemingly talking to themselves. In literature, such scenarios can highlight elements of suspense, character development, or serve to set up plot twists.
Characters like Yvette, who are found screaming or acting in an unexpected manner, can often elicit reactions from other characters that may reveal significant plot details or themes about human nature and interpersonal relationships. For instance, the action of screaming might indicate a character's stress, fear, or encounter with something shocking. Literature frequently uses such scenarios to reflect the intense emotions and psychological states of its characters.
Analyzing these moments can lead to a deeper understanding of the narrative and the author's intent, as well as the social and historical context in which the work was written. Similarly, questions regarding the reasons behind a character's actions can be pivotal in driving the narrative to uncover mysteries or resolve conflicts.