Final answer:
The correct explanation for the central idea of a story is that it can be developed through story events, characters, and the setting (option B), and is often subtly stated and developed by characters' responses to problems (option C). The central idea is intertwined with the theme, conflict, and exposition which collectively contribute to the depth and meaning of the story.
Step-by-step explanation:
The central idea of a story is a key element that summarizes its most important aspect. Contrary to option A, which suggests the central idea is only determined by the story's events and is directly stated, option B is more accurate; the central idea can indeed be developed through various elements of the narrative, such as story events, characters, and the setting. Moreover, as option C indicates, the central idea is often stated in a subtle way, and it can be developed by the characters' responses to various problems. For a comprehensive understanding of a story, it's also crucial to consider the theme, conflict, and exposition.
The theme is the overarching message or lesson conveyed by the story, often about the human condition or society. This theme is woven throughout the entire narrative, influencing the plot points, conflicts, and character development. The exposition sets the stage by introducing the main characters, the setting, and giving hints of the themes and conflicts that will unfold. Conflict is the driving force of the story, whether internal or external, leading up to the climax where the conflict reaches its peak.
In conclusion, while the central idea provides the foundation of the story, it's the dynamic interactions among the theme, setting, characters, and conflicts that fully develop this idea and bring the narrative to life.