Why is fern from Charlottes Web a dynamic character?

Fern in "Charlotte's Web" is considered a dynamic character because she undergoes personal growth and change throughout the story. Initially shy and innocent, Fern becomes more independent, mature, and assertive as she learns to stand up for what she believes in and to care for others, like Wilbur the pig. Her character experiences transformation and development over the course of the novel, making her dynamic.