How did Miranda's priorities in life as we knew it change?

In "Life As We Knew It," Miranda's priorities shift dramatically due to the catastrophic events that unfold after a meteor strikes the moon, causing widespread chaos. Initially focused on typical teenage concerns, such as school and friendships, she quickly learns to prioritize survival, family, and resource management. As the situation becomes increasingly dire, her relationships and emotional resilience become central to her daily life, reflecting a profound transformation in her values and outlook. Ultimately, Miranda's journey highlights the stark contrast between her previous life and the harsh realities she must now navigate.