Final answer:
The story describes how Messy Missy's disrespectful and messy behavior leads to Katie Clean asking her to leave and work on the project by herself.
Step-by-step explanation:
In this story, Katie Clean invites Messy Missy to her house to work on their biology project. However, Messy Missy's behavior is disrespectful and messy. She tracks mud into the house, eats messy food on Katie Clean's bedspread, and throws trash on the floor.
These actions lead Katie Clean to feel offended and uncomfortable in her own home, so she pretends to be sick and asks Messy Missy to leave. The next day, Katie Clean asks the teacher if she can work on the project by herself.
Overall, the story highlights the importance of respecting others' spaces and belongings, and how messy and disrespectful behavior can affect relationships.