How does Sophie wender die in the crysalids?

In "The Chrysalids" by John Wyndham, Sophie Wender dies after being captured by the authorities due to her deviation—having extra toes. Although her exact death is not depicted in detail, it is implied that she is likely killed or subjected to extreme punishment as a result of her nonconformity in a society that strictly enforces conformity. Her fate serves as a poignant reflection of the harsh realities faced by those who deviate from societal norms.