Final answer:
The problem in chapter 18 of 'The Summer of Mariposas' would depend on the specific events and conflicts within that chapter. An effective analysis would use direct quotations from the text, examine character behaviors, and consider the impact of these events in relation to the story's larger themes. Validating the reliability of external sources and ensuring evidence is relevant is also crucial in an academic analysis.
Step-by-step explanation:
The problem in chapter 18 of The Summer of Mariposas is not explicitly stated in this request; however, each chapter of a novel typically presents its own set of challenges or conflicts faced by the characters. To address this question accurately, it would be necessary to refer to the specific content of chapter 18. As this information isn't provided in the question, we can approach the problem generally by considering common analytical steps. One would need to identify the main events or conflicts in the chapter, and then supply evidence from the text to support any claims made about these problems.
Effective support for a claim about the problem in a novel chapter could include quotations from the text, character behavior, and the consequences of events within the narrative. Additionally, examining the relationship between the problem and larger themes in the story can help to provide a more comprehensive understanding of the chapter's purpose and impact.
In terms of academic analysis, it is also crucial to verify the reliability of any external sources cited, as well as to ensure the selected evidence is relevant, appropriate, and effectively explains the identified problem. For instance, if one were to use a quote from the chapter, it should be directly related to the problem and help to explain why it is a significant issue in the context of the story.