how has the sister changed inn chapter 2

As the story goes on, Grete matures from a whining girl to an assertive young lady, the only one who is willing to take on the tough challenges for the family. She is the only person who can stand to look at Gregor in his insect form. The responsibilities of taking care of her brother, study and ground the family become too much. Her tolerance for her bug brother is tested past her limit and she wants to dispose of him like any other bug.